Question

Assertion: Algae shown only anisogamous type of reproduction.
Reason: In algae, gametes can never be non flagellated.
A. If both assertion and reason are true and reason is the correct explanation of assertion.
B. if both assertion and reason are true but reason is not the correct explanation of assertion
C. if assertion is true but reason is false.
D. if both assertion and reason are false.

Answer 1

Correct Answer - D
Sexual reproduction in algae takes place thorugh fusion of two gametes. These gametes can be flagellated and similar in size (as in Chlamydomonas) or non-flagellanted (non-motile) but similar in size (as in Spirogyra). Such reproduction is called isogamous.