Plant Kingdom Question 512

Question: Assertion : Both bryophytes and pteridophytes contain well-developed antheridia. Reason : Biflagellate sperms are formed by their antheridia.

Options:

A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C) If the assertion is true but the reason is false

D) If both the assertion and reason are false

Show Answer

Answer:

Correct Answer: D

Solution:

In bryophytes, antheridia are well developed and often possess a stalk.

In pteridophytes, antheridia are less developed and generally devoid of a stalk whereas pteridophytes has multiflagellate sperm formed from androcyte cell of antheridium.

Bryophytes has biflagellate sperm.