DAPZOI
Home Ask MCQ Quiz Topics Login


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

The colour of flower is due to the presence of

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

View Answer

Question 2

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

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

View Answer

Question 3

Triticale, the first man made cereal is an example of

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

View Answer

Question 4

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

A. PSI
B. PSII
C. PSI or PSII
D. PSI and PSII

View Answer

Question 5

The major source of sugar in the world is

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

View Answer

Question 6

Mycorrhizae are symbiotic associations between

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

View Answer

Question 7

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

View Answer

Question 8

Who among the following coined the term Biotechnology?

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

View Answer

Question 9

Neurospora is used as an experimental tool in

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

View Answer

Question 10

In angiosperm, the endosperm is

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

View Answer

Question 11

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

View Answer

Question 12

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

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

View Answer

Question 13

The proteins that forms the walls of the microtubules are

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

View Answer

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

View Answer

Question 15

Auxanometer is used for measuring

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

View Answer

Question 16

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

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

View Answer

Question 17

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

View Answer

Question 18

Gypsum is beneficial for

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

View Answer

Question 19

The study of interaction between living organism and environment is called

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

View Answer

Question 20

Lichen involves two organisms as

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

View Answer

Question 21

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

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

View Answer

Question 22

Triticale is derived by crossing

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

View Answer

Question 23

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

View Answer