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Wall of pollen grain is called as ________

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in Biology – Class 12 by (271k points)
Wall of pollen grain is called as ________

(a) sporopollenin

(b) sporoderm

(c) stomium

(d) tapetum

The question was asked in an interview for internship.

I would like to ask this question from Flowering Plants Reproduction topic in chapter Sexual Reproduction in Flowering Plants of Biology – Class 12

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The correct choice is (b) sporoderm

To elaborate: Pollen grains are the male gametes. They’ve a wall like protective covering. Sporoderm is the wall or covering of the pollen grain. It has two layers. Exine-the outer layer and intine-the inner layer.

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