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
Question 2
Neurospora is used as an experimental tool in
A. ecology
B. cytology
C. genetics
D. physiology
Question 3
What single feature is probably most responsible for the success of angiosperms?
A. Seeds
B. Fruit
C. Broad leaves
D. Flowers
Question 4
Auxanometer is used for measuring
A. respiratory activity
B. photosynthetic activity
C. growth activity
D. osmotic pressure
Question 5
Mycorrhizae are symbiotic associations between
A. algae and fungi
B. root and fungi
C. bacteria and root
D. bacteria and fungi
Question 6
Which group of land plants is most restricted to moist environments?
A. Lycophyta
B. Sphenophyta
C. Bryophyta
D. Angiosperms
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
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
Question 9
The study of interaction between living organism and environment is called
A. ecosystem
B. phytogeography
C. ecology
D. photosociology
Question 10
In angiosperm, the endosperm is
A. haploid
B. diploid
C. triploid
D. None of these
Question 11
Lichen involves two organisms as
A. virus and bacteria
B. algae and bacteria
C. algae and fungi
D. fungi and mosses
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
Question 13
The colour of flower is due to the presence of
A. chlorophyll
B. xanthophylls
C. florigen
D. chromoplast or anthocyanin
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
Question 15
Who among the following coined the term Biotechnology?
A. Karl Ereky
B. James Clarke
C. Paul Terasaky
D. Clarke and Sommer
Question 16
The proteins that forms the walls of the microtubules are
A. actin
B. tubulin
C. pectin
D. hydroxyproline
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
Question 18
In the bundle sheath of C4 plant __________ is/ are less than mesophyll.
A. PSI
B. PSII
C. PSI or PSII
D. PSI and PSII
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
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
Question 21
Triticale is derived by crossing
A. wheat and rice
B. wheat and tapioca
C. rye (secale) and wheat
D. rye and rice
Question 22
The major source of sugar in the world is
A. watermelon
B. beetroot
C. sugarcane
D. dates
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