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Gynoecium

All four mega...

Question

All four megaspores in the ovule are functional. True or false?

A

True

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B

False

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Solution

The correct option is B
False

Megasporogenesis is the process of reduction division of nucellar cells in the ovule, which as a result forms four megaspores. Among the four megaspore only one towards the chalaza of the ovule becomes functional.

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If a pea plant ovary has 20 ovules. Then the maximum number of (i) megaspores and (ii) functional megaspores in that ovary will be

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Q. Which of the following is not true about microsporogenesis and megasporogenesis?

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III) One of them occurs in the ovule and the other occurs in the megasporangium.
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