Sexual Reproduction In Flowering Plants Ques 77
77. Number of meiotic divisions required to produce 200/400 seeds of Pea would be
[1993]
(a) $200 / 400$
(b) $400 / 800$
(c) $300 / 600$
(d) $250 / 500$
Show Answer
Answer : d
Hints & Solutions
(d) 200 seeds of pea would be produced from 200 pollen grains and 200 embryo sac. 200 pollen grains will be formed by 50 microspore mother cell while 200 embryo sac will be formed by 200 megaspore mother cell (because 3 will degenerate) so $250 / 500$.
BETA
