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General Plant Biotechnology MCQ Questions & Answers

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

Question 1

Gypsum is beneficial for

A. phosphorus enriched soil
B. water logged soil
C. alkaline soil
D. saline soil

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Question 2

Neurospora is used as an experimental tool in

A. ecology
B. cytology
C. genetics
D. physiology

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Question 3

What single feature is probably most responsible for the success of angiosperms?

A. Seeds
B. Fruit
C. Broad leaves
D. Flowers

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Question 4

Auxanometer is used for measuring

A. respiratory activity
B. photosynthetic activity
C. growth activity
D. osmotic pressure

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Question 5

Mycorrhizae are symbiotic associations between

A. algae and fungi
B. root and fungi
C. bacteria and root
D. bacteria and fungi

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Question 6

Which group of land plants is most restricted to moist environments?

A. Lycophyta
B. Sphenophyta
C. Bryophyta
D. Angiosperms

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Question 7

Rice can grow in water submerged soil because the plants

A. have spongy roots
B. can oxidize the micro-environment around their roots and thus able to absorb oxygen
C. are adapted to enable roots to ward off toxic products
D. all of the above

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Question 8

Archaeabacteria differ from the true bacteria as they have

A. different cell membrane lipids
B. cell wall composition
C. ribosomal RNA structure
D. growth not inhibited by antibiotics

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Question 9

The study of interaction between living organism and environment is called

A. ecosystem
B. phytogeography
C. ecology
D. photosociology

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Question 10

In angiosperm, the endosperm is

A. haploid
B. diploid
C. triploid
D. None of these

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Question 11

Lichen involves two organisms as

A. virus and bacteria
B. algae and bacteria
C. algae and fungi
D. fungi and mosses

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Question 12

The volume of O2 liberated in photosynthesis has which of the following ratio to CO2?

A. 01:01
B. 02:01
C. 01:02
D. 03:01

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Question 13

The colour of flower is due to the presence of

A. chlorophyll
B. xanthophylls
C. florigen
D. chromoplast or anthocyanin

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Question 14

The volume of O2 liberated in photosynthesis has which of the following ratio to CO2?

A. 1:1
B. 2:1
C. 1:2
D. 3:1

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Question 15

Who among the following coined the term Biotechnology?

A. Karl Ereky
B. James Clarke
C. Paul Terasaky
D. Clarke and Sommer

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Question 16

The proteins that forms the walls of the microtubules are

A. actin
B. tubulin
C. pectin
D. hydroxyproline

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Question 17

Which group of plants has the greatest diversity (i.e. the most species) living today?

A. Bryophyta
B. Lycophyta
C. Gymnosperms
D. Angiosperms

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Question 18

In the bundle sheath of C4 plant __________ is/ are less than mesophyll.


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Question 19

Triticale, the first man made cereal is an example of

A. artificial allopolyploidy
B. artificial autopolyploidy
C. man made crossing
D. artificial evolution

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Question 20

What are the names of the two genders of haploid yeast cells?

A. A and Alpha
B. M and F
C. Y(a)and Y(b)
D. None of these

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Question 21

Triticale is derived by crossing

A. wheat and rice
B. wheat and tapioca
C. rye (secale) and wheat
D. rye and rice

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Question 22

The major source of sugar in the world is

A. watermelon
B. beetroot
C. sugarcane
D. dates

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Question 23

A very common mutualistic, symbiotic relationship between a fungus and the roots of a plant is

A. lichen
B. mycorrhizal
C. ascomycete
D. basidiomycete

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