Plant Kingdom Question 105

Question: Male gametes of cycads are [CPMT 1992]

Options:

A) Rounded and nonciliate

B) Sickle - shaped biflagellate

C) Boat ? shaped nonciliate

D) Large, top-like, spirally twisted with cilia

Show Answer

Answer:

Correct Answer: D

Solution:

The male gametes of cycas are largest $ (300\mu ) $ in nature, broad and naked at posterian end and spirally coiled in the anterior half with thousands of small cilia.