Question 1
________ affect the rate of humus formation of soil.
A. Flora & Fauna
B. Time
C. Temperature
D. Parent rock
View Answer
Answer: Option A
Explanation:
Humus is the biotic component of soil and without humus soil is just a rock in crushed form. Humus is the life giving component of soil and is formed by the decomposition of flora and fauna.
Question 2
________ determines colour, texture, chemical properties, mineral content and permeability of soil.
A. Flora & Fauna
B. Time
C. Climate
D. Parent rock
View Answer
Answer: Option D
Explanation:
Parent rock determines colour, texture, chemical properties, mineral content and permeability of soil. The most important abiotic factor in formation of soil is regarded as parent rock as the color, texture and permeability of soil are shaped according to parent rock.
Question 3
A form of condensation which reduces the visibility and causes breathing problems, is
A. Dew
B. Frost
C. Smoke fog
D. Fog
View Answer
Answer: Option C
Explanation:
In the foggy conditions mostly during winters the smoke released from industries combine with fog to form smoke fog, also known as smog. It is highly polluted & causes breathing problem.
Question 4
Among the following countries, the only one to have about half of its area under cultivation is ________
A. China
B. India
C. Japan
D. US
View Answer
Answer: Option B
Explanation:
Among the following countries, the only one to have about half of its area under cultivation is India. India is the world's largest producer of milk, pulses and jute, and ranks as the second largest producer of rice, wheat, sugarcane, groundnut, vegetables, fruit and cotton. It is also one of the leading producers of spices, fish, poultry, livestock and plantation crops. Worth $ 2.1 trillion, India is the world's third largest economy after the US and China.
Question 5
Arrange the following geographical regions in proper order:
I. Tundra
II. Shrub
III. Taiga
IV. Deciduous
A. II, IV, I, III
B. I, II, III, IV
C. II, III, I, IV
D. I, III, IV, II
View Answer
Answer: Option D
Explanation:
The following geographical regions in proper order are Tundra, Taiga, Deciduous and Shrub.
Question 6
Brazil has become the world's largest producer of coffee mainly because ________
A. The Brazilian plateau is well drained land
B. The climatic conditions are suitable
C. The "terra-rosa" soil is very fertile
D. The coffee plant is native of Brazil
View Answer
Answer: Option C
Explanation:
Brazil has become the world's largest producer of coffee mainly because the "terra-rosa" soil is very fertile. It is marked by fertile, almost purple, terra rosa, because of basalt present in it.
Question 7
Coniferous forests are in the region of ________
A. High humidity and high temperature
B. Low rainfall and very low temperature throughout the year
C. Low mean annual temperature throughout the year and very cold winter
D. Heavy rainfall and high temperature during summer
View Answer
Answer: Option B
Explanation:
Coniferous forests are in the region of low rainfall and very low temperature throughout the year. Precipitation in coniferous forests varies from 300 to 900 mm annually, with some temperate coniferous forests receiving up to 2,000 mm. The amount of precipitation depends on the forest location. In the northern boreal forests, the winters are long, cold and dry, while the short summers are moderately warm and moist.
Question 8
Consider the following statements concerning United Arab Emirates:
1. Oman is one of the seven Emirates which form the United Arab Emirates.
2. Dubai is the capital of United Arab Emirates.
3. Fishing and tourism are the key industries of United Arab Emirates.
Which of these statements is/are correct?
A. 1 and 2
B. 3 only
C. 2 and 3
D. 1, 2 and 3
View Answer
Answer: Option B
Explanation:
Fishing and tourism are the key industries of United Arab Emirates. Dubai, the UAE's business and tourist centre, is the country's biggest fish consuming market followed by Abu Dhabi and Sharjah.
Question 9
Cooperative farming is well-developed in:
I. Denmark
II. Belgium
III. Russia
IV. Sweden
A. I and IV
B. I, III and IV
C. II, III and IV
D. I, II and IV
View Answer
Answer: Option D
Explanation:
Cooperative farming is well-developed in Denmark, Belgium and Sweden.
Question 10
Cork is chiefly produced in ________
A. Baku (Russia
B. Havana (Cuba)
C. Cadiz (Spain)
D. Leeds (England)
View Answer
Answer: Option C
Explanation:
Cork is chiefly produced in Cadiz (Spain). Following the disastrous forest fires in Portugal in 2003, Spain has become the world's biggest single producer of cork.
Question 11
Deciduous trees
A. Depend on others for its food
B. Lose their leaves every year
C. Do not lose their leaves
D. Do synthesis of their food
View Answer
Answer: Option B
Explanation:
Deciduous means "to fall off at maturity". It is used for trees that lose leaves seasonally,mostly in Autumn. eg. Teak, Oak, Maple, Elm.
Question 12
Deliquescence rises in
A. Warm, Moist and Airy Condition
B. Cold, Moist and Airy Condition
C. Cold, Dry and Still Condition
D. Warm, Dry and Airy Condition
View Answer
Answer: Option A
Explanation:
The process in which a substance absorbs moisture from atmosphere till the moment it gets totally dissolved in that moisture & forms solution is called deliquescence. For such an activity warm, moist & airy conditions are required.
Question 13
Deserts such as Sahara are generally found between 20° and 30° latitudes in western parts of the continents. This is because these regions ________
A. Are very hot throughout the year
B. Have offshore winds throughout the year
C. Have warm offshore currents
D. Lie in the belt of the doldrums
View Answer
Answer: Option B
Explanation:
Deserts such as Sahara are generally found between 20° and 30° latitudes in western parts of the continents. This is because these regions have offshore winds throughout the year.
Question 14
Doldrums pressure belts lies in between which of the following latitudes?
A. 5°N to 5°S
B. 35° to 60° N and S
C. 25° to 35° N and S
D. 35° to 45° N and S
View Answer
Answer: Option A
Explanation:
The Doldrums are located a little north of the equator, but the effects can be felt from 5° north of the equator to 5° south of it.
Question 15
Dry winds (Harmattan) blows in Sahara Desert from
A. South to North
B. East to West
C. West to East
D. North to South
View Answer
Answer: Option B
Explanation:
Harmattan (hot wind) blow from North East, East direction towards the western direction in the Sahara Desert of North Africa.
Question 16
Evergreen forests are found in
A. Monsoon region
B. Deserted region
C. Mediterranean region
D. Equatorial region
View Answer
Answer: Option D
Explanation:
In Equatorial region, convective rain occur throughout the year providing much needed water to plants which keeps them green throughout the year. The region lies with in Tropic of Cancer & Tropic of Capricorn. It is multilayered dense forest. Few species are Westen Red Cedar, Scots, Jack Pine.
Question 17
Factory farming is the characteristic of
A. North-western North America
B. North-western Europe
C. Eastern Europe
D. South-east Asia
View Answer
Answer: Option B
Explanation:
Factory farming is the characteristic of North-western Europe. From its American and West European heartland factory farming became globalised in the later years of the 20th century and is still expanding and replacing traditional practices of stock rearing in an increasing number of countries. In 1990 factory farming accounted for 30% of world meat production and by 2005 this had risen to 40%.
Question 18
Fog is an Example of
A. Gas in dispersed gas
B. Gas in dispersed liquid
C. Gas in dispersed solid
D. Liquid in dispersed solid
View Answer
Answer: Option B
Explanation:
Fog is an example of naturally occuring aerosol. A colloid of liquid droplets in air or gas is termed as aerosol.
Question 19
Fog, clouds, mist are examples of ________.
A. Aerosol
B. Solid sol
C. Foam
D. Gel
View Answer
Answer: Option A
Explanation:
All aerosol is a cloud of solid or liquid particle in a gas. Fog, clouds and mist are examples of aerosol as these fromed in atmosphere around soild or liquid particiles.
Question 20
From, the point of view of international trade, Bahrein islands are noted for petroleum and ________
A. Fishing
B. Ship building
C. Iron and steel
D. Pearl fishing
View Answer
Answer: Option D
Explanation:
From, the point of view of international trade, Bahrein islands are noted for petroleum and Pearl fishing. "Pearling, testimony of an island economy" by the Bahrain Ministry of Culture, the international media has consistently referred to it as the "Bahrain pearling trail".
Question 21
Golden Revolution refers to
A. Sericulture
B. Horticulture
C. Apiculture
D. Viticulture
View Answer
Answer: Option B
Explanation:
Golden Revolution refers to Horticulture. Golden revolution is about Honey and Horticulture production. During this period there is huge production of fruits, vegetables, honey and other horticulture products.In India , the period between 1991 to 2003 is termed as Golden Revolution.
Question 22
Grasses are almost absent in ________
A. Tropical moist deciduous forest
B. Tropical dry evergreen forest
C. Tropical semi-evergreen forest
D. Tropical wet-evergreen forest
View Answer
Answer: Option D
Explanation:
Grasses are almost absent in Tropical wet-evergreen forest. An evergreen forest is a forest made up of evergreen trees. They occur across a wide range of climatic zones, and include trees such as conifers, live oak, and holly in cold climates, eucalypts, acacias and banksias in more temperate zones, and rainforest trees in tropical zones.
Question 23
Grasslands are called Pampas in
A. Africa
B. South America
C. Britain
D. USA
View Answer
Answer: Option B
Explanation:
Grasslands are called Pampas in South America. The Pampas of South America are a grassland biome. They are flat, fertile plains that covers an area of 300,000 sq. miles or 777,000 square kilometers, from the Atlantic Ocean to the Andes Mountains. It is found primarily in Argentina and extends into Uruguay.
Question 24
Grasslands which not support any trees are called ________
A. Lanos
B. Campos
C. Savanna
D. Steppes
View Answer
Answer: Option D
Explanation:
Grasslands which not support any trees are called Steppes. A steppe is a dry, grassy plain. Steppes occur in temperate climates, which lie between the tropics and polar regions.
Question 25
During the early period of Industrial Revolution industries were located primarily
A. Near major ports
B. On the banks of navigable rivers
C. Near coal fields
D. Near nodal centres
View Answer
Answer: Option C
Explanation:
During the early period of Industrial Revolution industries were located primarily near coal fields. Coalfields helped to make the regions where they were located prosperous.
Question 26
Identify the correct descending order of production of wood pulp of the following countries:
1. USA
2. Sweden
3. Japan
4. Canada
A. 1, 3, 2, 4
B. 2, 4, 1, 3
C. 1, 4, 2, 3
D. 2, 3, 1, 4
View Answer
Answer: Option B
Explanation:
The correct descending order of production of wood pulp of the following countries are Sweden, Canada, USA and Japan.
Question 27
In India, which type of forest among the following occupies the largest area?
A. Montane Wet Temperate Forest
B. Sub- tropical Dry Evergreen Forest
C. Tropical Moist Deciduous Forest
D. Tropical Wet Evergreen Forest
View Answer
Answer: Option C
Explanation:
In India, Tropical Moist Deciduous Forest occupies the largest area. The tropical monsoon deciduous forests are found in areas receiving annual rainfall of 100 to 200 cms in India, with a distinct dry and rainy seasons and a small range of temperature.
Question 28
In the world production of natural rubber, India ranks ________
A. Second
B. Third
C. Fourth
D. Fifth
View Answer
Answer: Option C
Explanation:
In the world production of natural rubber, India ranks Fourth. Output estimates released by the Association of Natural Rubber Producing Countries (ANRPC) showed India had slipped to the fifth spot in production, below Vietnam and China, in 2013. India was at the fourth place in 2012 after Thailand, Indonesia and Malaysia.
Question 29
In which form can the cultivable land be defined?
A. The land which can grow the crops
B. Waste land + fallow land
C. Old fallow land + new follow land
D. Total fallow land + net sown land
View Answer
Answer: Option D
Explanation:
Cultivable land is the one in which food crops can be cultivated. These include fallow land which is used for farming normally but it is left alone for sometime in order to gain fertility & the net sown area is the land in which crops are grown presently.
Question 30
In which of the following region, it rains throughout the year?
A. Mediterranean
B. Equatorial
C. Tropical
D. Temperate
View Answer
Answer: Option B
Explanation:
Convectional rainfall occurs in the Equatorial region throughout the year.
Question 31
India is the largest producer and consumer of
A. Rice
B. Tea
C. Coffee
D. Sugar
View Answer
Answer: Option B
Explanation:
India is the largest producer and consumer of Tea. Tea is the highly famous and also highly consumed product in India. In India, tea is produced in the large amount and expert to the other countries. There are many tea plantations in Kerala, Nilgiri, Assam, Karnataka, Tripura, etc. are some of the topmost tea production states in India. Tamil Nadu plays the major role in the tea production.
Question 32
Instrument for measuring blueness of the sky or ocean is called ________.
A. Bathymeter
B. Ceraunograph
C. Cyanometer
D. Barometer
View Answer
Answer: Option C
Explanation:
Instrument for measuring blueness of the sky or ocean is called Cyanometer. A cyanometer is an instrument for measuring 'blueness', specifically the colour intensity of blue sky.
Question 33
IR-20 is a high yielding variety of which of the following
A. Cotton
B. Rice
C. Wheat
D. Sugarcane
View Answer
Answer: Option B
Explanation:
It is an Indian variety of modern rice developed in the state of Tamil Nadu.
Question 34
Land breeze is a cold breeze which flows from land to
A. Sea
B. Forest
C. Desert
D. None of these
View Answer
Answer: Option A
Explanation:
During the night hours, land cools quickly as compared to adjacent ocean. So low pressure develops lover sea as air here rises up. Hence, the land breeze rushes to fill the vacuum towards sea surface as during night high pressure is maintained over land.
Question 35
Economy of Brazil is mostly dependent on ________
A. Tea
B. Coffee
C. Rice
D. Maize
View Answer
Answer: Option B
Explanation:
Economy of Brazil is mostly dependent on Coffee. Brazil leads the way as the largest coffee-producing nation in the world, achieving annual coffee production figures of 2,592,000 metric tons, compared to the second-largest producer Vietnam, with 1,650,000 metric tons, and Columbia in third spot with 810,000 metric tons.
Question 36
Llanos are the grassland of
A. Guyana highland
B. Brazilian highland
C. Argentina
D. Chile
View Answer
Answer: Option D
Explanation:
Llanos are the grasslands of Chile.
Question 37
Loess is ________ soil.
A. Wind-deposited
B. Water-deposited
C. Volcanic
D. Black cotton
View Answer
Answer: Option A
Explanation:
Loess is wind-deposited soil. Loess is a type of silt which forms fertile topsoil in some parts of the world. Loess deposits are usually a few meters thick. One of the key characteristics of these deposits is the 'cat steps'. The soil has few clay particles to hold it together.
Question 38
Long treeless grassy palms are characteristics of ________
A. Campos
B. Llanos
C. Pampas
D. Prairies
View Answer
Answer: Option C
Explanation:
Long treeless grassy palms are characteristics of Pampas. Pampas grass is a perennial plant and can reach 4 metres (13 feet) in height. The long sharped-edged leaves fold at the midrib and form a dense tussock (tufted bunch). Female plants bear silvery plumelike flower clusters about 30 to 90 cm (1 to 3 feet) long. The feathery seeds are readily dispersed by the wind.
Question 39
Los Angeles is famous for ________
A. Golden beaches
B. Scenic beauty
C. Film studios
D. Rocket launching station
View Answer
Answer: Option C
Explanation:
Los Angeles is famous for Film studios. There are many famous film studios.
Question 40
Major wheat and rice producing area in China is ________
A. Hwang-Ho basin
B. Yangtse-basin
C. Si-Kiang basin
D. All the above
View Answer
Answer: Option D
Explanation:
Major wheat and rice producing area in China is Hwang-Ho basin, Yangtse-basin and Si-Kiang basin.
Question 41
Many Savanna regions are unable to support good crops because ________
A. They have large tall grasses which form a canopy over the good crops and do not allow them to grow
B. There are large number of animals in this region, which eat up the crops
C. The climate is too hot for the crops to grow
D. They have poor lateritic soil
View Answer
Answer: Option A
Explanation:
Many Savanna regions are unable to support good crops because they have large tall grasses which form a canopy over the good crops and do not allow them to grow.
Question 42
Merino sheep rearing is the predominant pastoral activity in ________
A. Australia
B. Argentina
C. Denmark
D. Sweden
View Answer
Answer: Option A
Explanation:
Merino sheep rearing is the predominant pastoral activity in Australia. The Merino is one of the most historically relevant and economically influential breeds of sheep. The wool of any Merino sheep, whether reared in Spain or elsewhere, is known as "merino wool".
Question 43
Mid-latitude forests have:
I. deciduous forests
II. coniferous forests
III. evergreen forests
A. I and II
B. II and III
C. I and II
D. Only II
View Answer
Answer: Option A
Explanation:
Mid-latitude forests have deciduous forests and coniferous forests.
Question 44
Mocha coffee is grown in
A. Iraq
B. Brazil
C. Argentina
D. Yemen
View Answer
Answer: Option D
Explanation:
The Mocha coffee bean is a variety of coffee bean originally from Mocha, Yemen. It is harvested from the coffee-plant species Coffea arabica, which is native to Yemen.
Question 45
Mosses and Lichens are the characteristic vegetation of ________
A. Hot desert region
B. Mediterranean region
C. Temperate region
D. Tundra region
View Answer
Answer: Option D
Explanation:
Mosses and Lichens are the characteristic vegetation of Tundra region. Tundra lies to the north of the taiga in North America and Eurasia; the vegetation is dominated by grasses, sedges, lichens, mosses, heathers, and low shrubs.
Question 46
Most of the Japanese industries are located on the ________
A. Hokkaido coast
B. Honshu coast
C. Shikoko coast
D. Kyushu coast
View Answer
Answer: Option A
Explanation:
Most of the Japanese industries are located on the Hokkaido coast. The region is gaining attention as a manufacturing industry cluster. The island of Hokkaido is located at the north end of Japan.
Question 47
Nights are cooler in the deserts than in the plains because ________
A. Sand radiates heat more quickly than the earth
B. The sky remains clear most of the time
C. Sand absorbs heat more quickly than the earth
D. None of the above reasons
View Answer
Answer: Option A
Explanation:
Nights are cooler in the deserts than in the plains because Sand radiates heat more quickly than the earth. Because deserts have such little water vapor in the air, it makes it harder to trap heat or cold in a desert. At night, the sun no longer heats the desert and the heat from the day doesn't stay trapped. Because of this, some deserts can get cold at night, dropping to below 40F, which is definitely coat weather.
Question 48
No trees are found in Tundra biome near polar region of northern hemisphere. This is due to ________
A. Snowfall inhibits plant respiration
B. Frozen ice beneath the surface soil (permafrost) restricts root growth
C. Less wind movement and inadequate sunlight
D. Low temperature which restricts development of reproductive organs
View Answer
Answer: Option B
Explanation:
No trees are found in Tundra biome near polar region of northern hemisphere. This is due to Frozen ice beneath the surface soil (permafrost) restricts root growth. There are no deep root systems in the vegetation of the arctic tundra, however, there are still a wide variety of plants that are able to resist the cold climate. There are about 1,700 kinds of plants in the arctic and subarctic.
Question 49
On moving from a pole to the equator we find that the population of plants and animals ________
A. Decreases
B. Increases
C. Remains unchanged
D. Does not show any consistent behavior
View Answer
Answer: Option B
Explanation:
On moving from a pole to the equator we find that the population of plants and animals Increases. Animals and even plants, have adapted for life in a certain type of climate - and as temperatures warm, they may relocate to continue living in those same types of conditions.
Question 50
Onshore breeze develops in
A. Day
B. Night
C. Both A and B
D. Season
View Answer
Answer: Option A
Explanation:
As the land gets heated quickly when compared to water, the air above land rises upwards, the Sea breeze rushes to fill in the vacuum hence on shore breeze develops due to low pressure over land & high presure over sea.
Question 51
Oolong tea is ________
A. A scented tea
B. Tea cultivated in home gardens
C. A variety of tea cultivated in Taiwan
D. Green leaf tea of China
View Answer
Answer: Option C
Explanation:
Oolong tea is a variety of tea cultivated in Taiwan. Oolong tea is the main type of tea that is produced and consumed in Taiwan. There are many kinds of oolong teas produced in Taiwan. Taiwanese teas can be classified according to their regional origin, seasonality and processing method. The flavors of oolong teas change dramatically from season to season.
Question 52
Petroleum is generally found in ________
A. Igneous intrusions into sedimentary strata
B. Old fold mountains
C. Alluvial deposits of the river valleys
D. Folded marine sedimentary rocks
View Answer
Answer: Option D
Explanation:
Petroleum is generally found in folded marine sedimentary rocks. Sedimentary rocks Petroleum may occur in any porous rock, but it is usually found in sedimentary rocks such as sandstone or limestone. Sandstones, because of the inherent porosity between their grains, often become excellent reservoirs for oil or natural gas.
Question 53
Postaz are temperate grassland in ________
A. Australia
B. South Africa
C. Hungary
D. Egypt
View Answer
Answer: Option C
Explanation:
Postaz are temperate grassland in Hungary. Temperate grasslands are located north of the Tropic of Cancer (23.5° North) and south of the Tropic of Capricorn (23.5° South). The major temperate grasslands include the veldts of Africa, the pampas of South America, the steppes of Eurasia, and the plains of North America.
Question 54
Put the following ores in descending order of their iron content:
1. Haemetite
2. Magnetite
3. Limonite
4. Siderite
A. 1, 2, 3, 4
B. 2, 1, 3, 4
C. 2, 1, 4, 3
D. 1, 2, 4, 3
View Answer
Answer: Option B
Explanation:
The following ores in descending order of their iron content are Magnetite, Haemetite, Limonite and Siderite.
Question 55
Rice in Myanmar is cultivated along the deltas of ________ river.
A. Salween
B. Menam
C. Mekong
D. Irrawaddy
View Answer
Answer: Option D
Explanation:
Rice in Myanmar is cultivated along the deltas of Irrawaddy river. Rice is the most important food grain in Burma (Myanmar). Nearly 60% of the country’s total rice crop comes from the 4 states that occupy the Irrawaddy River Delta and adjacent coastline to the east, around the Gulf of Martaban.
Question 56
Silk textiles are mainly produced in ________
A. Japan and U.S.A.
B. Japan and China
C. China and India
D. U.S.A. and U.K.
View Answer
Answer: Option C
Explanation:
Silk textiles are mainly produced in China and India. China continues to lead the world in silk production, followed by its next-door neighbor, India. China and India are the two leading silk producers today. The Silk industry actually began between 5,000 and 3,000 BC in China. It reached India around 140 AD. The Silk Road also facilitated the smuggling of silkworm eggs into the Mediterranean and from there into the rest of Europe.
Question 57
Smog is a Mixture of
A. Air and Water Vapour
B. Water and Smoke
C. Fire and Water
D. Smoke and Fog
View Answer
Answer: Option D
Explanation:
In the foggy conditions mostly during winters the smoke released from industries combine with fog to form smoke fog, also known as smog. It is highly polluted & causes breathing problem.
Question 58
Snow line is ________
A. The altitude below which no snowfall occurs
B. The altitude only above which the snowfall occurs and this snow melts during summer
C. The altitude above which snow never melts
D. The altitude above which the snow melts regularly to give rise to perennial rivers
View Answer
Answer: Option C
Explanation:
Snow line is the altitude above which snow never melts. Snow-line is the limit above which snow never melts. The height of the snow-line generally varies with latitude.
Question 59
Soil having high content of aluminum and iron oxide is also known as ________.
A. Meadow soil
B. Pedalfer soil
C. Chemozen soil
D. Podzols oil
View Answer
Answer: Option B
Explanation:
Soil having high content of aluminum and iron oxide is also known as Pedalfer soil. Pedalfer is sub-division of zonal classification of soil with high aluminium and iron oxides. It occurs in humid regions of earth's surface.
Question 60
Teak and Sal are the principal trees in the forests known as ________
A. Dry deciduous
B. Dry evergreen
C. Tropical moist deciduous
D. Tropical moist evergreen
View Answer
Answer: Option C
Explanation:
Teak and Sal are the principal trees in the forests known as Tropical moist deciduous. The trees drop their leaves during the spring and early summer when sufficient moisture is not available. The general appearance is bare in extreme summers (April-May). Tropical moist deciduous forests present irregular top storey [25 to 60 m]. Heavily buttressed trees and fairly complete undergrowth. These forests occupy a much larger area than the evergreen forests but large tracts under these forests have been cleared for cultivation.
Question 61
The Amazon forests are a type of?
A. Tropical Forest
B. Temperate Forest
C. Temerate Evergreen Forest
D. Tropical Seasonal Forest
View Answer
Answer: Option A
Explanation:
These are Tropical Rain Forest lying with in the tropical zone in the Amazon basin of South America. It is enrich in many species.
Question 62
The Appalachian coal fields, one of the important coal fields in the world, are located in ________
A. China
B. Great Britain
C. U.S.A.
D. Russia
View Answer
Answer: Option C
Explanation:
The Appalachian coal fields, one of the important coal fields in the world, are located in U.S.A. Appalachia is one of three coal-mining regions in the United States; the others are the Interior coal region, and the Western coal region, which includes the Powder River Basin.
Question 63
The Appalachian highland of North America are economically important mainly because of ________
A. Ready source of timber and water power
B. Natural passes facilitating easy movement
C. Large number of both summer and winter tourist centres
D. Rich mineral wealth forming the basis of flourishing industries
View Answer
Answer: Option D
Explanation:
The Appalachian highland of North America are economically important mainly because of rich mineral wealth forming the basis of flourishing industries.
Question 64
The biggest producer of Rice is
A. India
B. Pakistan
C. China
D. Burma
View Answer
Answer: Option C
Explanation:
China is the world's largest rice producer - around 193 million metric tons (FAO 2008), which accounts for as much as 35% of total world rice production. China is the world leader in hybrid rice production. China tops the list with 144,560 million tons of rice production, India comes second.
Question 65
The biggest producer of Uranium in the world is ________
A. France
B. India
C. U.S.A.
D. Zaire
View Answer
Answer: Option C
Explanation:
The biggest producer of Uranium in the world is U.S.A. Canada, the second biggest uranium producer in the world, hosts the world's biggest - the McArthur River uranium mine - while Kazakhstan, the largest uranium producing country.
Question 66
The chief industry of Afghanistan is ________
A. Cotton textiles
B. Carpet making
C. Sugar refining
D. Automobile manufacturing
View Answer
Answer: Option B
Explanation:
The chief industry of Afghanistan is Carpet making. Carpet making is the most important handicraft industry, but it has suffered with the flight of rug makers during the civil war and since the 2001 US-led bombing campaign.
Question 67
The clouds float in atmosphere because of
A. Low Temperature
B. Low Velocity
C. Low Pressure
D. Less Density
View Answer
Answer: Option D
Explanation:
As we move upwards altitudewise the density of atmosphere decreases. Lower atmosphere is denser than upper atmosphere Clouds are formed in upper tropospheric level hence are less dense when compared to lower tropospheric level (lower atmosphere).
Question 68
The country which leads in the production of rubber is ________
A. Australia
B. Indonesia
C. Malaysia
D. Thailand
View Answer
Answer: Option B
Explanation:
The country which leads in the production of rubber is Indonesia. Since the 1980s, the Indonesian rubber industry has been experiencing steady production growth. Indonesia is one of the leading rubber producing country in the world, it is second largest natural rubber exporter after Thailand.
Question 69
The country which tops in the production of cocoa is ________.
A. Ghana
B. Brazil
C. Ivory Coast
D. Nigeria
View Answer
Answer: Option C
Explanation:
Cocoa is tropical crop and is vastly produced western African countries. Ivory Coast is the tropical country leading in production of cocoa. It is main cash crop of Ghana. Ghana alorigwith Ivory coast, Nigeria, Cameron & Togo collective supply 2/3 of cocoa to world.
Question 70
The flower bud which is used as spice, is obtained from?
A. Cinnamon
B. Cardamom
C. Clove
D. Coriander
View Answer
Answer: Option C
Explanation:
Cloves are flower buds with aroma which are used as spice. Their native place is Maluku Island, Indonesia.
Question 71
The greatest average annual precipitation is in ________
A. Hawaii
B. India
C. Philippines
D. West Indies
View Answer
Answer: Option C
Explanation:
The greatest average annual precipitation is in Philippines. The mean annual rainfall of the Philippines varies from 965 to 4,064 millimeters annually.
Question 72
The greatest diversity of animal and plant species occurs in ________
A. Temperate deciduous forests
B. Tropical moist forests
C. Heavily polluted rivers
D. Deserts and Savannas
View Answer
Answer: Option B
Explanation:
The greatest diversity of animal and plant species occurs in tropical moist forests. Tropical rainforests support the greatest diversity of living organisms on Earth. Although they cover less than 2% of Earth's surface, rainforests house more than 50% of the plants and animals on Earth. Rainforests have 170,000 of the world's 250,000 known plant species.
Question 73
The highest annual precipitation occurs in ________
A. Canadian Shield
B. Ganga basin
C. Siberian Plains
D. Amazon basin
View Answer
Answer: Option D
Explanation:
The highest annual precipitation occurs in Amazon basin. Relative to other large river basins in the world the Amazon receives high levels of rainfall annually. The tropical rainforest that occupies a large proportion of the basin is supported by high amounts of rainfall, where on average annual rain fall is over 3,000 millimetres.
Question 74
The Himalayas have snowline at 4300 m whereas in the Alps mountain, it is at 3000 m. This is because the ________
A. Himalayas have denser forest cover
B. Himalayas face the monsoon winds
C. Himalayas are higher than the Alps
D. Himalayas are located in the lower latitudes
View Answer
Answer: Option D
Explanation:
The Himalayas have snowline at 4300 m whereas in the Alps mountain, it is at 3000 m. This is because the himalayas are located in the lower latitudes.
Question 75
The hot desert of the world are generally found near ________
A. The equator
B. The doldrums
C. The horse latitude
D. The Tundras
View Answer
Answer: Option C
Explanation:
The hot desert of the world are generally found near the horse latitude. The hot and dry weather conditions led to the formation of many well-known deserts. The Sahara desert in Africa is located in the horse latitudes north of the equator. The Kalahari desert and the Australian desert are both located in the horse latitudes south of the equator.
Question 76
The hottest place in the world is ________
A. Tehran, Iran
B. Jaisalmer, India
C. Dallol, Ethiopia
D. Azizia, Libya
View Answer
Answer: Option D
Explanation:
The hottest place in the world is Azizia, Libya. On Sept. 13, 1922, El Azizia made history after a weather station there recorded the highest temperature ever directly measured on Earth: a blistering 136.4° Fahrenheit.
Question 77
The largest exporter of cotton textile in the world is ________
A. U.S. A.
B. China
C. Japan
D. India
View Answer
Answer: Option D
Explanation:
The largest exporter of cotton textile in the world is India. India exported cotton (chapter 52) of worth US$ 9,925.85 Mn in 2013-14. India has overtaken Italy and Germany, and is now the second largest textile exporter in the world. India was the third-largest supplier of textiles and clothing to the US in 2013, contributing about 6.01 per cent of its total imports.
Question 78
The largest producer of coffee in the world is
A. Ivory coast
B. Brazil
C. India
D. Mexico
View Answer
Answer: Option B
Explanation:
Brazil lies in the tropical zone enriched by Amazon basin with humid climatic conditions through out the year. It is the largest producer of coffee in the world. On 2nd comes Vietnam, 3rd is Colombia.
Question 79
The largest quantities of bauxite is found in ________
A. Tropical latitudes
B. Mid-latitudes
C. High-latitudes
D. Temperate lands
View Answer
Answer: Option A
Explanation:
The largest quantities of bauxite is found in Tropical latitudes. It is found mostly in wet subtropical or tropical climates, and is the chief source material for the world’s aluminum production industry.
Question 80
The leading producer of "bort" variety of diamond in the world is ________
A. South Africa
B. Zaire
C. Ghana
D. Angola
View Answer
Answer: Option B
Explanation:
The leading producer of "bort" variety of diamond in the world is Zaire.
Question 81
The leading producer of sulphur is ________
A. Canada
B. Spain
C. U.S.A.
D. Italy
View Answer
Answer: Option B
Explanation:
The leading producer of sulphur is Spain. The main consumer of sulphur was fertilizer industry which accounted for about 77% is Spain ( Sulphur).
Question 82
The Llanos and Campos of South America are examples of ________
A. Coniferous forest regions
B. Deciduous regions
C. Equatorial regions
D. Savanna regions
View Answer
Answer: Option D
Explanation:
The Llanos and Campos of South America are examples of Savanna regions. Llanos is a vast tropical grassland plain situated to the east of the Andes in Colombia and Venezuela, in northwestern South America.
Question 83
The location of a cement industry is mostly based on ________.
A. Nearness to a port
B. Where demand is high
C. Where transportation facilities are available
D. Availability of raw materials
View Answer
Answer: Option D
Explanation:
The location of a cement industry is mostly based on availability of raw materials. A significant factor which aids the growth of this sector is the ready availability of the raw materials for making cement, such as limestone and coal.
Question 84
The main mineral constituents of the continental mass water ________ and alumina.
A. Iron Oxide
B. Silica
C. Water
D. Oxygen
View Answer
Answer: Option B
Explanation:
The main constituents of Earth's continental mass are water, silica and alumina and that is why the upper portion is generally termed as "SIAL".
Question 85
The major oil producing area in U.S.A. is ________
A. Texas-Louisiana belt
B. California-Colorado belt
C. Ohio-Indiana belt
D. Appalachian region
View Answer
Answer: Option A
Explanation:
The major oil producing area in U.S.A. is Texas-Louisiana belt. Texas serve as the headquarters for oil production activities in the basin.
Question 86
The maximum amount of energy in the present day world is provided by ________
A. Atomic energy
B. Coal
C. Hydroelectric power resources
D. Liquid fuels
View Answer
Answer: Option B
Explanation:
The maximum amount of energy in the present day world is provided by Coal. Coal power in the United States accounted for 39% of the country's electricity production at utility-scale facilities in 2014, 33% in 2015, 30.4% in 2016 and 27.4% in 2018 Coal supplied 12.6 quadrillion BTUs of primary energy to electric power plants in 2017.
Question 87
The method of soil conservation in which bare ground between plants is covered with layer of organic matter like straw is called?
A. Mulching
B. Contour barriers
C. Rockdam
D. Terrace farming
View Answer
Answer: Option A
Explanation:
Mulching is the process of forming a protective covering of rotting vegetable (organic) matter to reduce evaporation and soil erosion.
Question 88
The method of soil conservation in which stones grass, soil are used to build barriers along contours and trenches are made in front of the barriers to collect water is called?
A. Mulching
B. Contour barriers
C. Rock dam
D. Terrace farming
View Answer
Answer: Option B
Explanation:
The process of forming contour strips with the help of stones, grass and soil which intercept the downslope flowing of water is done to prevent soil erosion in hilly terrains. These strips of stone, grass and soil are called contour barriers.
Question 89
The most effective farming method for returning minerals to the soil is
A. Contour ploughing
B. Terracing
C. Crop rotation
D. Furrowing
View Answer
Answer: Option C
Explanation:
The most effective farming method for returning minerals to the soil is Crop rotation. Crop rotation can be defined as the practice of growing several dissimilar or different crop types in the same area in sequential seasons. Crop rotation is beneficial both to the environment and to the farmer.
Question 90
The place on the Earth's surface above the focus is called the
A. Focus
B. Incentre
C. Epicentre
D. Circumcentre
View Answer
Answer: Option C
Explanation:
During an earthquake the energy store in earth are released from focus. Epicenter is the point on earth's surface that lies directly above focus.
Question 91
The Prairies of North America are
A. Tropical Forest
B. River Basin
C. Animal Farm
D. Temperate Grasslands
View Answer
Answer: Option D
Explanation:
The Prairies of North America are Temperate Grasslands. Temperate grasslands, savannas and shrublands. Known as prairies in North America, pampas in South America, veld in Southern Africa and steppe in Asia, Temperate Grasslands, Savannas, and Shrublands differ largely from tropical grasslands in the annual temperature regime as well as the types of species found here.
Question 92
The production of natural rubber is dominated by ________
A. South America
B. South-east Asia
C. Central Africa
D. Mediterranean region
View Answer
Answer: Option B
Explanation:
The production of natural rubber is dominated by South-east Asia. Rubber is replacing natural forests in Mainland Southeast Asia.
Question 93
The region famous for various types of wine and champagne is
A. Eastern Europe
B. Western Europe
C. Mediterranean Sea
D. Grassland
View Answer
Answer: Option C
Explanation:
Region around the Mediterranean Sea is famous for growing citrus fruits such as oranges, grapes etc. from which wine & champagne are made. Countries like France is famous for its wine & champagne production.
Question 94
The role of spines in the desert plants is ________
A. To protect themselves from the herbivores.
B. To provide more surface for photosynthesis
C. To save the moisture from evaporation.
D. None of the above
View Answer
Answer: Option C
Explanation:
The role of spines in the desert plants is to save the moisture from evaporation. Cacti have leaves that have evolved into spines, which help minimize water loss by evaporation and screen the plant from the sun. Their thorny spines also help protect them from predators. Within hours after a rainfall, the cactus' roots sprout tiny rootlets to help absorb water even more quickly.
Question 95
The Ruhr coal fields area of ________ is a major industrial area of the world.
A. USA
B. Erstwhile USSR
C. Australia
D. Germany
View Answer
Answer: Option D
Explanation:
The Ruhr coal fields area of Germany is a major industrial area of the world. Ruhr is the main centre of Germany's coal, iron and steel production.
Question 96
The sudden decline in atmospheric pressure indicates
A. Clear Weather
B. Storm
C. Rain
D. Cold Weather
View Answer
Answer: Option B
Explanation:
The barometer drops suddenly depicting low pressure zone & unsettled weather system developing such as storm.
Question 97
The Temperate grasslands of North America are known as
A. Pampas
B. Downs
C. Steppe
D. Prairie
View Answer
Answer: Option D
Explanation:
Prairies are enormous stretches of flat grassland with moderate temperatures, moderate rainfall, and few trees. When people talk about the prairie, they are usually referring to the golden, wheat-covered land in the middle of North America.
Question 98
The term 'Granary of the world' is related to ________ type.
A. Monsoon
B. Temperate
C. Mediterranean
D. Laurentian
View Answer
Answer: Option C
Explanation:
The term 'Granary of the world' is related to Mediterranean type.
Question 99
The thermal equator is found
A. At the equator
B. South of the geographical equator
C. North of the geographical equator
D. At the tropic of cancer
View Answer
Answer: Option C
Explanation:
The thermal equator is found in North of the geographical equator. The thermal equator (also known as "the heat equator") is a belt encircling the Earth, defined by the set of locations having the highest mean annual temperature at each longitude around the globe.
Question 100
The vertical speed of air is called
A. Wind
B. Air current
C. Air outburst
D. Velocity of air
View Answer
Answer: Option B
Explanation:
Air currents can be horizontal as well as vertical currents. The vertlcal air currents can be mechanically and thermally induced. Mechanically induced are the ones which occur at convergence & divergence points of air on earth, also locally when air rises vertically due to topography, while thermally induced vertical air currents occur when air expands & rises due to heat & the above lying cooler air comes down.
Question 101
The world's highest hydel power project 'Rongtong' is located in ________
A. Rangoon
B. Kathmandu
C. Himachal Pradesh
D. Beijing
View Answer
Answer: Option C
Explanation:
The world's highest hydel power project 'Rongtong' is located in Himachal Pradesh. Rongtong is a 2MW project that is located in the Lahaul-Spiti district on Rongtong Nullaha, a tributary of Spiti river. Located at an elevation of 3,600 metres in a snow adhered region, this was the first hydel project executed for the socio-economic upliftment of the tribals of this area. It is one of the highest in the world.
Question 102
Trees with hardwood and dense canopy are generally found in ________
A. Deciduous forests
B. Evergreen forests
C. Tidal forests
D. Alpine forests
View Answer
Answer: Option B
Explanation:
Trees with hardwood and dense canopy are generally found in Evergreen forests. Hardwood trees like rosewood, ebony, mahogany are common.
Question 103
Venice in Italy and Vienna in Austria are famous for ________
A. Pottery
B. Glass industry
C. Chemical industry
D. Textile industry
View Answer
Answer: Option B
Explanation:
Venice in Italy and Vienna in Austria are famous for Glass industry. For centuries, Venetian glassblowing was world famous. By the 13th century, glass had become a primary export for Venice. Everyone wanted it and everyone wanted to know how it was made. Vienna was also as famous as Venice.
Question 104
What does acid rain contain which destroys plants?
A. Nitrate
B. Ozone
C. Carbon Monoxide
D. Sulphuric Acid
View Answer
Answer: Option D
Explanation:
Acid rain contains sulphuric acid. The atmospheric pollution such as industrial coal burning & fossils harms forests & water bodies, gases such as oxides sulphur & nitrogen after combining with rain water and acids. Thus destroy plant.
Question 105
What is known as Soil-free Farming?
A. Hydroponics
B. Humidity up gradation
C. Interlude crops
D. Sericulture
View Answer
Answer: Option A
Explanation:
Hydroponics is the process in which plants are grown in sand, gravel or liquid by adding nutrients but without soil.
Question 106
What is the main natural cause of disruption of road in hilly areas?
A. Landslide
B. Falling of Trees
C. Traffic
D. Road Construction
View Answer
Answer: Option A
Explanation:
Landslides occur naturally as the mass of earth collapses from the mountain. Hence it becomes cause of disruption of roads in hilly areas.
Question 107
What is the meaning of "Cloud Burst"
A. Appearance of clouds in sky
B. Very heavy rain with heavy storm
C. Sowing of crop seeds in cloudy weather
D. Formation of artificial rain
View Answer
Answer: Option B
Explanation:
Extremely heavy precipitation in short time period alongwith hail & thunder capable of bringing flood is termed as 'cloud burst'. Such a phenomenon is observed during monsoons in Uttarakhand.
Question 108
What is the meaning of Willy-Willy?
A. Tropical Cyclone near Australia
B. Earthquake
C. High Tide
D. Tropical Cyclone near India
View Answer
Answer: Option A
Explanation:
In Austrialia a tropical cyclone is named as Willy Willy. In different parts of the world it is known by different names like, Hurricane in Caribbean Sea, U.S.A. , Mexico, Typhoon in Japan, China, Phillipines; Cyclone in South Asia.
Question 109
What is the most important edible crop of Australia?
A. Maize
B. Barley
C. Wheat
D. Rice
View Answer
Answer: Option C
Explanation:
Wheat is the temperate crop and it is grown vastly in Australia adding its value to Australian economy. Most of southern Australia lies in temperate zone.
Question 110
What is the name of the temperate grassland of South America?
A. Pampas
B. Prairies
C. Veld
D. Savanna
View Answer
Answer: Option A
Explanation:
Pampas is the name of the temperate grassland of South America. The Pampas of South America are a grassland biome. They are flat, fertile plains that covers an area of 300,000 sq. miles or 777,000 square kilometers, from the Atlantic Ocean to the Andes Mountains. It is found primarily in Argentina and extends into Uruguay.
Question 111
What is the reason of duration of cold wave in America?
A. Bio-diversity and Habitat
B. Climate and Energy
C. Political Administration
D. Polar Vortex
View Answer
Answer: Option D
Explanation:
Polar Vortex is low pressure area lying in the Upper Tropospheric level near Earth's pole. The Southward shifting of such a low pressure area bring cold waves in America in winter.
Question 112
Where are rare plantless forest found?
A. Alpine
B. Tundra
C. Chaparral
D. Taiga
View Answer
Answer: Option B
Explanation:
Tundra forests occur in polar regions and also in high altitudes (alpines) of Himalayas and Andes. These forests are composed of mosses & lichens which are small living organisms.
Question 113
Where was the world's first oil-well drilled in the nineteenth century ?
A. Baku in Russia.
B. Titusville in Pennsylvania, U.S.A.
C. Digboi in Assam, India
D. Dhahran in Saudi Arabia
View Answer
Answer: Option B
Explanation:
The world's first oil-well drilled in Titusville in Pennsylvania, U.S.A. in the nineteenth century. On August 27, 1859, George Bissell and Edwin L. Drake made the first successful use of a drilling rig on a well drilled especially to produce oil, at a site on Oil Creek near Titusville, Pennsylvania.
Question 114
Which country is the largest oil producer in the world ________
A. Kuwait
B. U.S.A.
C. Russia
D. None of these
View Answer
Answer: Option B
Explanation:
U.S.A is the largest oil producer in the world. The United States is the top oil- producing country in the world, with an average of 14.86 million b/d, which accounts for 15.3% of the world's oil.
Question 115
Which country produces the maximum amount of timber?
A. United States of America
B. Brazil
C. Nigeria
D. Sweden
View Answer
Answer: Option A
Explanation:
U.S.A produces maximum timber in the world. Most timber is produced from Coniferous forest of Alaska region like softwood timber of Pine, Fir, Spruce.
Question 116
Which country started the cultivation of potatoes in Europe?
A. German
B. Spanish
C. Dutch
D. Portuguese
View Answer
Answer: Option B
Explanation:
Presumably sailors returning from South America brought Potato with themselves to Spain which were planted in the hinterland.
Question 117
Which is the biggest coffee producing country in the world?
A. India
B. Brazil
C. Peru
D. Argentina
View Answer
Answer: Option B
Explanation:
Brazil lies in the tropical zone enriched by Amazon basin with humid climatic conditions through out the year. It is the largest producer of coffee in the world. On 2nd comes Vietnam, 3rd is Colombia.
Question 118
Which is the largest forest covering 25% of world's land?
A. Tropical rain forest
B. Taiga forest of Siberia
C. Monsoon forest
D. Temperate forest of Europe
View Answer
Answer: Option B
Explanation:
Also termed as Boreal Forest (snow forest) it lies in Eastern Siberia covering more than quarter of Russian territory. Amassed by coniferous trees it contains pines, spruces & larches.
Question 119
Which is the world's largest desert?
A. Sahara
B. Gobi
C. Thar
D. Takala Makan
View Answer
Answer: Option A
Explanation:
The largest (nonpolar) desert in the world is the Sahara, in north Africa, which spans an area measured at roughly 3.5 million square miles. The United States' contiguous 48 states could easily fit in the desert. It spans more than 3,000 miles across Africa, stretching from the Atlantic Ocean to the Red Sea.
Question 120
Which of the following are associated with Saudi Arabia?
1. High proportion of urban population
2. Extensive agriculture pattern
3. Considerable extent of land under pasture lands
Select the correct answer using the codes given below.
A. 1, 2 and 3
B. 1and 2
C. 2 and 3
D. 1 and 3
View Answer
Answer: Option A
Explanation:
The following that are associated with Saudi Arabia are High proportion of urban population, Extensive agriculture pattern and Considerable extent of land under pasture lands.
Question 121
Which of the following biomes is known as "Bread basket of the World"?
A. Mid Latitude Grassland
B. Taiga
C. Mediterranean
D. Tropical Savanna
View Answer
Answer: Option A
Explanation:
Mid Latitude Grasslands (prairies) termed as "Bread basket of the world" as it is food grain rich region. As 'Wheat' is temperate food crop. It is grown in this region extensively in big farms for commercial purpose.
Question 122
Which of the following climatic type suffers change due to shifting of the World's Pressure Belts?
A. Equatorial type
B. Tundra type
C. Tropical desert type
D. Monsoon
View Answer
Answer: Option D
Explanation:
Monsoon type of climate suffers change due to shifting of the World's Pressure Belts. The shifting of the pressure belts cause seasonal changes in the climate, especially between latitudes 30° and 40° in both hemispheres.
Question 123
Which of the following countries is well known for diamond cutting industry?
A. Belgium
B. Norway
C. The Netherlands
D. Switzerland
View Answer
Answer: Option A
Explanation:
Belgium is well known for diamond cutting industry. Antwerp's diamond district, also known as the Diamond Quarter (Diamantkwartier), and dubbed the Square Mile, is an area within the city of Antwerp, Belgium. More than 80% of Antwerp's Jewish population works in the diamond trade; Yiddish was, historically, a main language of the diamond exchange.
Question 124
Which of the following country is not an exporter of tea?
A. Srilanka
B. United Kingdom
C. India
D. Kenya
View Answer
Answer: Option B
Explanation:
Kenya, India & Sri Lanka are famous tea producing tropical spots of the world exporting tea throughout the globe. Hence, U.K. is the tea importing country.
Question 125
Which of the following cyclone had devastated Bangladesh in November 2007?
A. Dean
B. Vutiye
C. Sidr
D. None of these
View Answer
Answer: Option C
Explanation:
Sidr was the tropical cyclone in Indian Ocean which devastated Bangladesh coast in 2007. It was category 5 tropical storm on Saffire- Simpson Scale.
Question 126
Which of the following determines the quality of agro-products?
A. I.S.I.
B. Eco Product
C. AGMARK
D. Green Product
View Answer
Answer: Option C
Explanation:
AGMARK certifies agro products on the basis of set standards which are approved by Directorate of Marketing & Inspection, a Government of India agency eg. Darjeeling Tea, Basmati rice etc.
Question 127
Which of the following forest is resistant to cyclones?
A. Alpine Forest
B. Mangrove Forest
C. Evergreen forest
D. Monsoon forest
View Answer
Answer: Option B
Explanation:
Mangroves grow in coastal areas of Tropical region and act as buffer in between land & sea. To a certain extent they can control ferocious winds & waves surging inward during cyclones.
Question 128
Which of the following forest is the forest with maximum bio diversity?
A. Tropical
B. Temperate
C. Monsoon
D. Equatorial
View Answer
Answer: Option D
Explanation:
Equatorial forests are also termed as Evergreen forests. They are a sub-type of tropical rain forests. They have maximum bio diversity.
Question 129
Which of the following gives the maximum Oxygen
A. Green Forest
B. Desert
C. Grassland
D. Phytoplankton
View Answer
Answer: Option D
Explanation:
Phytoplanktons are the tiny ocean plants that live near the oceanic surface. These are responsible for maximum oxygen present on Earth.
Question 130
Which of the following is a type of farming that involves both the growing of crops as well as raising of livestock?
A. Intensive Farming
B. Mixed Farming
C. Dairy Farming
D. Dry Farming
View Answer
Answer: Option B
Explanation:
Mixed farming is a type of farming in which crops are grown alongwith raising of livestock such as cows, buffaloes, sheep, goats.
Question 131
Which of the following is the leading producer of rice?
A. Australia
B. Argentina
C. China
D. Cuba
View Answer
Answer: Option C
Explanation:
China is the world's largest rice producer - around 193 million metric tons (FAO 2008), which accounts for as much as 35% of total world rice production. China is the world leader in hybrid rice production.
Question 132
Which of the following is the main ore for aluminium?
A. Calcite
B. Bauxite
C. Magnesite
D. Limonite
View Answer
Answer: Option B
Explanation:
Bauxite ore is the main source of aluminum and contains the aluminum minerals gibbsite, boehmite, and diaspore.
Question 133
Which of the following is/are 'rain cloud'?
1. Cirrus
2. Nimbostratus
3. Cumulonimbus
4. Altocumulus
A. 1 and 2 only
B. 2 and 3 only
C. 3 and 4 only
D. 1 and 4 only
View Answer
Answer: Option B
Explanation:
The word 'nimbus' signifes clouds, literally meaning rain clouds. Cumulonimbus are the clouds which expand vertically and cause heavy rainfall with thunderstorm & lightening.
Question 134
Which of the following manmade calamities is social calamity?
A. Landslide
B. Interpenetration of Salt Water
C. Home Cremation
D. Ozone Depletion
View Answer
Answer: Option C
Explanation:
During home cremation lots of pollutant as gases and smoke are released in the atmosphere directly. This cultural process lead to environmental concerns.
Question 135
Which of the following minerals and their ores are correctly matched?
1. Zinc-calamine
2. Platinum-iridium
3. Tin-cassiterite
4. Copper-carnolite
A. 1, 2 and 3
B. 1 and 4
C. 2, 3 and 4
D. 1 and 3
View Answer
Answer: Option D
Explanation:
Zinc-calamine and Tin-cassiterite minerals and their ores are correctly matched.
Question 136
Which of the following minerals is needed for generation of nuclear power?
A. Potassium
B. Aluminium
C. Cadmium
D. Uranium
View Answer
Answer: Option D
Explanation:
Uranium is needed for generation of nuclear power. The isotope U-235 is important because under certain conditions it can readily be split, yielding a lot of energy. It is therefore said to be 'fissile' and we use the expression 'nuclear fission'. Meanwhile, like all radioactive isotopes, they decay.
Question 137
Which of the following minerals is obtained from placer deposits?
A. Copper
B. Tin
C. Manganese
D. Aluminium
View Answer
Answer: Option B
Explanation:
Tin minerals is obtained from placer deposits. Placer deposits are loose unconsolidated and semi-consolidated materials. It forms by surface weathering, erosion of the primary rocks, transportation and concentration of valuable minerals.
Question 138
Which of the following natural regions has specialised in cultivation of fruit trees?
A. Mediterranean region
B. Warm Mid-latitude East Margin region
C. Tropical East Margin region
D. Mid-latitude Grassland region
View Answer
Answer: Option A
Explanation:
Mediterranean region has specialised in cultivation of fruit trees. Citrus fruits, like lemons, oranges, and grapefruits, grow well in the Mediterranean region due to a similar root structure as olive trees, but also because the fruits have thick skins, which are well adapted to the climate.
Question 139
Which of the following pair is correctly matched-
1. Northern China - Rice
2. Southern China - Wheat
3. Candy Basin - Coffee
4. Malaysia - Natural Rubber
A. 1
B. 2
C. 3
D. 4
View Answer
Answer: Option D
Explanation:
Malaysia is the leading rubber producer. Wheat is grown in the North China & rice is grown in the South China
Question 140
Which of the following pairs of countries are the leading manufacturers of cement in the world?
A. U.S.A. and Russia
B. Japan and Russia
C. China and India
D. U.S.A. and U.K.
View Answer
Answer: Option C
Explanation:
China and India are the leading manufacturers of cement in the world. The cement industry has changed significantly in recent years through trans-national consolidations and co-operations. Much of the potential is in emerging markets, especially China and India. Emerging markets represent approximately 90% of the worldwide market today while western Europe and North America account for most of the remainder.
Question 141
Which of the following pairs is correctly matched?
A. Tundra region - Lichens and Mosses
B. Mediterranean region - Groundnut and Potato
C. China Type region - Tea and Sugarbeet
D. West-European region - Corn and Wheat
View Answer
Answer: Option A
Explanation:
Lichens, which are made up to fungi and algae, grow on rocks. Many tundra animals, such as caribou, rely on lichens to survive; they dig through the layers of snow to eat lichens in winter. Mosses can grow on rocks or in very shallow soils. Many species have the ability to dry out and still grow back several years later, when more moisture may be available. Mosses can continue photosynthesis and growth in colder temperatures than the flowering plants of the tundra.
Question 142
Which of the following regions and dominant crops is wrongly matched?
A. Tropical monsooon-rice
B. Tundra-market gardening
C. Temperate grassland-cereals
D. Cold Temperate-softwood
View Answer
Answer: Option B
Explanation:
Tundra-market gardening is wrongly matched. Approximately 1,700 species of plants live on the Arctic tundra, including flowering plants, dwarf shrubs, herbs, grasses, mosses, and lichens. The tundra is characterized by permafrost, a layer of soil and partially decomposed organic matter that is frozen year-round.
Question 143
Which of the following regions specializes in the cultivation of citrus fruits?
A. Equatorial region
B. Mediterranean region
C. Polar region
D. Tundra region
View Answer
Answer: Option B
Explanation:
Mediterranean regions specializes in the cultivation of citrus fruits. Citrus fruits, like lemons, oranges, and grapefruits, grow well in the Mediterranean region due to a similar root structure as olive trees, but also because the fruits have thick skins, which are well adapted to the climate.
Question 144
Which of the following sequence is correct in their declining productivity?
A. Mangrove, Ocean, Grassland, Lakes
B. Ocean, Lake, Grassland, Mangrove
C. Ocean, Mangrove, Lakes, Grassland
D. Mangrove, Grassland, Lake, Ocean
View Answer
Answer: Option C
Explanation:
The correct following sequence in their declining productivity are Ocean, Mangrove, Lakes and Grassland.
Question 145
Which of the following set of country is known as "Golden Crescent", world's largest opium Industry?
A. Myanmar, Laos and Thailand
B. Afghanistan, Iran and Iraq
C. Afghanistan, Pakistan and Iran
D. Myanmar, Malaysia and Thailand
View Answer
Answer: Option C
Explanation:
These three countries are opium producing countries located strategically between Central, Southern & Western Asia. Hence named as "Golden Crescent".
Question 146
Which of the following statements about forests is not correct?
A. Coniferous forests of high latitudes yield soft wood
B. Between 2000 m and 3000 m elevation on the Himalayas grow deodar, chinar and walnut
C. Forests in equatorial regions of India are less dense than the monsoon forests
D. Large-scale exploitation of forests has caused soil erosion and repeated floods
View Answer
Answer: Option C
Explanation:
Forests in equatorial regions of India are more dense than the monsoon forests. Monsoon forests are especially well developed in Southeast Asia and are typified by tall teak trees and thickets of bamboo.
Question 147
Which of the following types of forests mostly grow in the belt lying between 50° N and 70° N ?
A. Temperate hardwood forests
B. Temperate coniferous forests
C. Temperate deciduous forests
D. Tropical evergreen forests
View Answer
Answer: Option B
Explanation:
Temperate coniferous forests mostly grow in the belt lying between 50° N and 70° N. Temperate coniferous forests are found predominantly in areas with warm summers and cool winters, and vary in their kinds of plant life. Temperate coniferous forests are common in the coastal areas of regions that have mild winters and heavy rainfall, or inland in drier climates or montane areas.
Question 148
Which one among the following countries is the largest producer of Bauxite?
A. Australia
B. Brazil
C. West Indies
D. India
View Answer
Answer: Option A
Explanation:
Australia is the largest producer of Bauxite. Australia is the largest producer of bauxite in the world, with 74.9 million tonnes produced in 2011.
Question 149
Which one among the following covers the highest percentage of forest area in the world?
A. Temperate Coniferous forests
B. Temperate Deciduous forests
C. Tropical Monsoon forests
D. Tropical Rainforests
View Answer
Answer: Option A
Explanation:
Temperate Coniferous forests covers the highest percentage of forest literacy rate in the world. Temperate coniferous forest is a terrestrial biome found in temperate regions of the world with warm summers and cool winters and adequate rainfall to sustain a forest.
Question 150
Which one of the African countries is richer than others in gold and diamond?
A. Zambia
B. Zaire
C. Botswana
D. Angola
View Answer
Answer: Option B
Explanation:
Zaire is richer than others in gold and diamond in African country.
Question 151
Which one of the following activities occupies the largest area of the world?
A. Commercial plantation
B. Pastoral herding
C. Commercial grain farming
D. Subsistence agriculture
View Answer
Answer: Option B
Explanation:
Pastoral herding occupies the largest area of the world. Pastoral farming (also known in some regions as ranching, livestock farming or grazing) is a form of agriculture aimed at producing livestock, rather than growing crops. Examples include dairy farming, raising beef cattle, and raising sheep for wool.
Question 152
Which one of the following countries has the highest agricultural production in Europe?
A. France
B. Switzerland
C. Denmark
D. Germany
View Answer
Answer: Option A
Explanation:
France has the highest agricultural production in Europe. France has the biggest utilized agricultural acreage (UAA) of Europe and is the biggest producer of agricultural goods (in value, around 116.3 billion euros). In 2012, France is also first in cow meat production, second in cow milk production and third in pig meat production.
Question 153
Which one of the following areas is dominant in hunting and gathering?
A. Hot desert
B. Cold desert
C. Tropical forest
D. Temperate grassland
View Answer
Answer: Option C
Explanation:
Tropical forest areas is dominant in hunting and gathering. Hunters and gatherers living in tropical forests represent an important part of the total range of variation among contemporary hunting and gathering societies. Studies of tropical forest hunting and gathering peoples have contributed to our perceptions of the foraging way of life.
Question 154
Which one of the following countries has the largest known reserves of oil ?
A. Kuwait
B. Iran
C. Iraq
D. Nigeria
View Answer
Answer: Option A
Explanation:
Kuwait has the largest known reserves of oil. The country has an estimated 94 billion barrels of proven oil reserves, about 9% of the world's total.
Question 155
Which one of the following countries produces the largest amount of crude steel of the world?
A. Japan
B. USA
C. South Korea
D. China
View Answer
Answer: Option D
Explanation:
China produces the largest amount of crude steel of the world. The biggest steel producing country is currently China, which accounted for 49.2% of world steel production in 2017.
Question 156
Which one of the following deserts is famous for its deposits of nitrates?
A. Atacama
B. Kalahari
C. Gobi
D. Sahara
View Answer
Answer: Option A
Explanation:
Atacama deserts is famous for its nitrate deposits. The desert is littered with approximately 170 abandoned nitrate (or “saltpetre”) mining towns, almost all of which were shut down decades after the invention of synthetic nitrate in Germany at the turn of the 20th century. The towns include Chacabuco, Humberstone, Santa Laura, Pedro de Valdivia, Puelma, María Elena, and Oficina Anita.
Question 157
Which one of the following is a landlocked country?
A. Bulgaria
B. Hungary
C. Romania
D. Ukraine
View Answer
Answer: Option B
Explanation:
Hungary is a landlocked country located on the Danube River Basin in Central Europe. Its bound by Slovakia to the north, Ukraine to the northeast, Romania to the east, Croatia and Serbia & Montenegro to the south as well as Slovenia and Austria to the west.
Question 158
Which one of the following is found on the western coast of continents between 30° and 40° latitudes?
A. Tropical Grassland Region
B. Hot Desert Climate Region
C. Mediterranean Climate Region
D. Temperate Climate Region
View Answer
Answer: Option C
Explanation:
Mediterranean Climate Region is found on the western coast of continents between 30° and 40° latitudes. Mediterranean climate zones are typically located along the western sides of continents, between roughly 30° and 45° north and south of the equator.
Question 159
Which one of the following regions of the world is called “the bread basket of the world”?
A. Temperate grassland
B. Tropical monsoonal region
C. Mediterranean region
D. Savana grassland
View Answer
Answer: Option A
Explanation:
Temperate grassland of the world is called "the bread basket of the world". "The breadbasket of Europe" Ukraine is known as the breadbasket of Europe; along with the U.S. and Australia, it's one of the world's top wheat exporters. And a lot of the wheat leaves the country via the Crimean peninsula.
Question 160
Which one of the following terms for natural vegetation is associated with Siberia?
A. Selva
B. Taiga
C. Pampas
D. Savanna
View Answer
Answer: Option B
Explanation:
Taiga vegetation is associated with Siberia. Taiga, also called boreal forest, biome (major life zone) of vegetation composed primarily of cone-bearing needle-leaved or scale-leaved evergreen trees, found in northern circumpolar forested regions characterized by long winters and moderate to high annual precipitation.
Question 161
Which type of forest belt supplies most of the world's requirement of newsprint?
A. Coniferous forest
B. Deciduous forest
C. Evergreen forest
D. Mediterranear forest
View Answer
Answer: Option A
Explanation:
Coniferous forest belt supplies most of the world's requirement of newsprint. By mechanical and chemical means, timber is pulped to make wood pulp. This is used as a raw material for papermaking and newsprint.
Question 162
Wind power is employed prominently in ________
A. France
B. Holland
C. Saudi Arabia
D. Canada
View Answer
Answer: Option B
Explanation:
Wind power is employed prominently in Holland. The Dutch government has set a target of 6,000 MW of onshore wind power by 2020 and 4,450 MW of offshore wind power by 2023. This will contribute towards the Dutch target of 14% renewable energy use out of total energy use by 2020 and 16% by 2023.
Question 163
Word "Steppe" is related to which of the following biomes?
A. Grassland
B. Tropical Forest
C. Savanna
D. Coniferous Forest
View Answer
Answer: Option A
Explanation:
Steppes are found in South Europe, Central Asia, and parts of South America and Southern Africa etc. The complex climatic conditions like hot summers and cold winters, with an average of 250mm-500mm rain. They are of two types:- Sub Tropical and Temperate Steppes. Mostly shrubs occur here.
Question 164
Wood pulp comes from ________
A. Equatorial region
B. Temperate region
C. Mediterranean region
D. Coniferous forest region
View Answer
Answer: Option D
Explanation:
Wood pulp comes from Coniferous forest region. Coniferous forests are made up from very few tree species (pine, spruce, fir and larch) and the floor of the forest supports little vegetation. The soil is thin, acidic and low in nutrients.
Question 165
World's largest manufacturers of Motor Vehicles are ________
A. Russia and Japan
B. U.K. and France
C. U.S.A. and Japan
D. U.S.A. and Germany
View Answer
Answer: Option C
Explanation:
World's largest manufacturers of Motor Vehicles are U.S.A. and Japan. Japan has been one of the world’s Top 3 car producing countries since the 1960’s, securing its status as a world leader in automotive manufacturing and technology.
Question 166
World's largest synthetic rubber and tyre making centre is ________
A. Cleveland
B. Sharon
C. Akron
D. Wheeling
View Answer
Answer: Option C
Explanation:
World's largest synthetic rubber and tyre making centre is Akron. Numerous rubber companies operated in or near Akron, Ohio, making this city the "Rubber Capital of the World." Among the large-scale rubber producers to have factories in the area were the B.F. Goodrich Company, the Goodyear Tire and Rubber Company, and the Firestone Tire and Rubber Company.
Question 167
World's leading producer of fertilizers is ________
A. U.K.
B. India
C. U.S.
D. Russia
View Answer
Answer: Option C
Explanation:
World's leading producer of fertilizers is U.S. Uralkali and Belaruskali are the largest producers of potash fertilizers in Eastern Europe. EuroChem, which is headquartered in Switzerland, is the fifth largest producer by capacity, followed by CF Industries (CF), which is headquartered in the United States.