Question

Name the chemical substance present in exine and intine of
pollen grain- Draw a diagram of pollen grain and label
following parts.
1. Exine 2.intine
3.Vegetative cell 4. Germinal cell.

Answer 1

Explanation:

Name the organic materials exine and intine of an angiosperm pollen grains are made up of. Explain the role of exine. The exine layer is made up of sporopollenin, which is one of the most resistant substances found in nature. The intine layer is made up of cellulose and pectin materials.

Answer 2

Explanation:

the organic materials exine and intine of an angiosperm pollen grains are made up of. The exine layer is made up of sporopollenin, which is one of the most resistant substances found in nature. The intine layer is made up of cellulose and pectin materials.

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