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Q. Number of meiotic divisions required to produce 200-400 seeds of pea would be

NTA AbhyasNTA Abhyas 2022

Solution:

200 seeds of a pea would be produced from 200 pollen grains and 200 embryo sac. 200 pollen grains and 200 embryo sac. 200 pollen grains will be formed by 50 microspore mother cells while 200 embryo sac will be formed by 200 megaspore mother cells (because 3 will degenerate) so 250-500.