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Environmental Protection MCQ Questions & Answers

Environmental Protection MCQs : This section focuses on the "Environmental Protection". These Multiple Choice Questions (MCQs) should be practiced to improve the Environmental Protection skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

Which of the bacteria is considered for biological leaching?

A. T. thiooxidans
B. T. ferrooxidans
C. Ferrobacillus terrooxidans
D. All of the above

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Question 2

Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice?

A. Cycloheximide
B. Anisomycin
C. Herbicidin
D. Bialaphos

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Question 3

Inundation involves use of a/an

A. large number of organisms over a short time to suppress/destroy a population
B. organism over a short time to suppress/destroy a population
C. large number of organisms over a long time to suppress/destroy a population
D. organism over a long time to suppress/destroy a population

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Question 4

Which of the following is the most effective for the rice sheath blight pathogen, Pellicularia sasakii?

A. Polyoxin D
B. Polyoxin B
C. Polyoxin L
D. Polyoxin C

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Question 5

Which of the bacteria is considered for biological leaching?

A. T. thiooxidans
B. T. ferrooxidans
C. Ferrobacillus terrooxidans
D. all of these

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Question 6

Which of the following can be used for the removal of color from the effluents of pulp mill?

A. Coriolus versicolor entrapped in calcium alginate beads
B. Phanerochaete chrysosporium
C. Both (a) and (b)
D. Nitrosomonas europaen

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Question 7

Which of the following can be used for the removal of color from the effluents of pulp mill?

A. Coriolus versicolor entrapped in calcium alginate beads
B. Phanerochaete chrysosporium
C. Both A and B
D. Nitrosomonas europaen

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Question 8

The rate of degradation and microbes resistance to toxic pollutants remain better when the

A. mixed cell population is used
B. individual cell is used
C. mixed cell population along with metals is used
D. individual cell along with metal is used

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Question 9

Milbemycin is known to exhibit a broad spectrum of activity against

A. agricultural pests
B. agricultural herbs
C. agricultural insects
D. all of these

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Question 10

Which of the following subgroup/(s) belong/(s) to the Baculo viruses?

A. Nuclear polyhedrosis viruses
B. Granulosis viruses
C. Oryctestypes
D. All of these

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Question 11

Which of the following have been used to oxidize ammonia and to prevent algal growth?

A. growth of hypomicrobium in presence of added methanol
B. Micrococcus denitrificans cells encapsulated in liquid membranes
C. Both (a) and (b)
D. Nitrosomonas europaen

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Question 12

Which of the following/(s) can be used for the reduction of nitrate in waste water?

A. Growth of Hypomicrobium in presence of added methanol
B. Micrococcus denitrificans cells encapsulated in liquid membranes
C. Both (a) and (b)
D. Nitrosomonas europaen

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Question 13

Which of the following accumulates from factory waste?

A. Pseudomonas aeruginosa
B. Thiobacillus
C. Pseudomonas putida
D. Zoogloea ramigera

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Question 14

The heavily polluted zone of water reservoir is known as

A. pleosaprophytic zone
B. mesosaprophytic zone
C. oligosaprophytic zone
D. None of the above

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Question 15

Which of the following have been used to oxidize ammonia and to prevent algal growth?

A. growth of hypomicrobium in presence of added methanol
B. Micrococcus denitrificans cells encapsulated in liquid membranes
C. Both A and B
D. Nitrosomonas europaen

View Answer

Question 16

The heavily polluted zone of water reservoir is known as

A. pleosaprophytic zone
B. mesosaprophytic zone
C. oligosaprophytic zone
D. none of these

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Question 17

Which of the following/(s) can be used for the reduction of nitrate in waste water?

A. Growth of Hypomicrobium in presence of added methanol
B. Micrococcus denitrificans cells encapsulated in liquid membranes
C. Both A and B
D. Nitrosomonas europaen

View Answer

Question 18

Which of the following is known to control Colorado potato beetle?

A. Beaveria bassiana
B. Metarhizium anisopliae
C. Verticillium lecauii
D. Nomuraea rileyi

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Question 19

Milbemycin is known to exhibit a broad spectrum of activity against

A. agricultural pests
B. agricultural herbs
C. agricultural insects
D. All of the above

View Answer

Question 20

Streptomyces griseochromogenes is reported to show a potent curative effect against

A. rice blast disease
B. yellow blight of maize
C. milo of soybean
D. eye spot of sugarcane

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Question 21

Phenols degradation in waste water of hospitals, laboratories and coal processing to coke can be achieved by using

A. fungus Aureobasidium pullulans adsorbed by the fibrous asbestos
B. cells of Pseudomonas spp. either adsorbed to anthracite coal or entrapped on alginate gel
C. Both A and B
D. Phanerochaete chrysosporium

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Question 22

Which of the following microorganisms leach metals out of rock ores and can accumulate silver?

A. Pseudomonas aeruginosa
B. Thiobacillus
C. Pseudomonas putida
D. Zoogloea ramigera

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Question 23

Phenols degradation in waste water of hospitals, laboratories and coal processing to coke can be achieved by using

A. fungus Aureobasidium pullulans adsorbed by the fibrous asbestos
B. cells of Pseudomonas spp. either adsorbed to anthracite coal or entrapped on alginate gel
C. both (a) and (b)
D. Phanerochaete chrysosporium

View Answer

Question 24

Which of the following is selectively effective against dicot weeds?

A. Cycloheximide
B. Anisomycin
C. Herbicidin A and B
D. Bialaphos

View Answer