Question

The ratio between the number of male gametes produced by pollen grain and the female gametes produced by embryo sac is -

• A. 1 : 2
• B. 2 : 3
• C. 3 : 7
• D. 2 : 1

Answer 1

The correct option is D

2 : 1

The male gametophyte (pollen grain) produces two male gametes called the sperm cells. On the other hand, the female gametophyte (embryo sac) contains 8 nuclei and 7 cells, among which one cell is the female gamete or the egg.