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Heterosporous vascular cryptogams fail t...

Heterosporous vascular cryptogams fail to develop seeds because

A

Fusion of gametes results in formation of zygote which develops into embryo

B

They lack precocious germination of spores

C

Female gametes are large and non-motile

D

Retention of megaspores permanently within the megasporangia has not become established

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AAKASH INSTITUTE-TEST 2-EXERCISE
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  11. In life cycle of non-vascular terrestrial plants of moist habitats, th...

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  12. How many of the following feature(s) is/are commonly concerned with Pi...

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  15. Which is expressing right appropriate pairing?

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  16. Branch of taxonomy in which DNA sequences, alkaloids, crystals may hel...

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