First slide

Gymnosperms

Question

Archegoniate spermatophytes have/show
A.Transfer of pollen grains by wind
B Two generations are seen
C. Formation of endosperm before fertilization
D. Heteromorphic alternation of generation

Easy

A

Only (A) and (C) are correct
B

All (A) ,(B),(C) and (D) are correct
C

Only (A),(B) and (C) are correct
D

Only (A) ,(D) and (C) are correct

Solution

Archegoniate spermatophytes are gymnosperms where pollen grains are carried by air currents.
Female gametophyte develops into endosperm so it is pre fertilisation event and is haploid.
Gymnosperms show alternation of generations and heteromorphic in generations.

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