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Q.

The micropyle which remains as a small pore in the seed coat helps

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a

in maintaining the seed dormancy for prolonged period of time.

b

in entry of oxygen and water into the seed during germination.

c

maturation of ovule into the seed.

d

slows down the general metabolic activity of the embryo.

answer is B.

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Detailed Solution

Micropyle in the ovule is the place where integuments are absent. Post-fertilization the micropyle remains as a small pore in the seed coat. This facilitates entry of oxygen and water into the seed during germination.

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The micropyle which remains as a small pore in the seed coat helps