Question

20. What is the use of hilum and micropyle to the seed.
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Answer 1

Answer:

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Explanation:

Micropyle: It is a tiny pore in the testa that lies on the opposite of the tip of the radicle. It permits water to enter the embryo before active germination. Hilum: Is a scar left by the stalk which attached the ovule to the ovary wall before it became a seed.

Answer 2

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A hilum is a scar on the seed coat, where the seed is attached to the pod and micropyle is the small opening in the seed coat, through which seed absorbs water to begin germination.

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