Question

How many male gametes are essential to form 25 seeds in angiospermic plants?

• A. $25$
• B. $50$
• C. $75$
• D. $100$

Answer 1

The correct option is B $50$

In the angiosperm plants, the male and the female gamete fuse to form the zygote. The other male gamete fuses with the secondary nuclei to form the endosperm. The zygote and the endosperm will together from the seed. Formation of 25 seeds will require 50 male gametes, out of which 25 male gametes will fuse with 25 egg cells.

Thus, the correct answer is option B.