SATHEE: Sexual Reproduction in Flowering Plants Question 65

Sexual Reproduction in Flowering Plants Question 65

65. Number of meiotic divisions required to produce 200/400 seeds of Pea would be

[1993]

(a) $200 / 400$

(b) $400 / 800$

(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 $250 / 500$.

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Sexual Reproduction in Flowering Plants Question 65

65. Number of meiotic divisions required to produce 200/400 seeds of Pea would be

Answer : d

Hints & Solutions

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 $250 / 500$.

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