Sexual Reproduction In Flowering Plants Ques 91
91. Male gametophyte of angiosperms is shed as
(a) four celled pollen grain
(b) three celled pollen grain
(c) microspore mother cell
(d) anther
Show Answer
Answer : b
Hints & Solutions
(b) In majority of angiosperms the pollen grains are shed from the anther at bi-celled stage (one generative cell and one vegetative cell) but in some angiosperms the generative cell divides forming 2 sperms prior to the dehiscence of anther & pollen grains are shed at 3 celled stage.
BETA
