The annulus of fern sporangium helps in
spore dispersal
conduction of mineral salt
trapping of light energy
water retention
Correct answer is A
No explanation has been provided for this answer.
To facilitate gaseous exchange, breathing roots have
stomata
mitochondria
cuticle
lenticels
Correct answer is D
No explanation has been provided for this answer.
Which of the following are differentiated into true roots, stems, and leaves?
Algae
Schizophyta
Pteridophyta
Bryophyta
Correct answer is C
No explanation has been provided for this answer.
Sting cells are normally found in
Flatworms
Hydra
Snails
Paramecium
Correct answer is B
No explanation has been provided for this answer.
Which of the following are non-green plants?
Euglena
Fungi
Spirogyra
Angiosperms
Correct answer is B
No explanation has been provided for this answer.