Question

In angiosperms, a mature male gametophyte is formed from a pollen mother cell through
A. One meiotic division
B. Two meiotic division
C. One meiotic and two mitotic division
D. Three meiotic divisions

Answer 1

Correct Answer - C
Nucleus (haploid, n) of pollen grain divide by mitosis to form a vegetative cell and a generative cell. The generative cell divide mitotically to give rise to the two male gametes before pollen grains are shed (3-celled stage).