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1.Sexual Reproduction in Flowering Plants
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How many meiotic divisions are necessary to produce $100$ pollen grains
A
$100$
B
$25$
C
$50$
D
$20$
(AIPMT-1995) (AIIMS-1993)
Solution
(b)Four pollen grains are formed by one pollen mother cell by meiosis.
Standard 12
Biology
Similar Questions
Match the following:
| Column $- I$ | Column $- II$ |
| $(p)$ Intine | $(v)$ Long structure |
| $(q)$ Exine | $(w)$ Nutrition to pollengrain |
| $(r)$ Pollentube | $(x)$ Sporopollenin |
| $(s)$ Tapetum | $(y)$ Pectin, cellulose |
| $(z)$ Glycogen |
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