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Statement A: Sporopollenin of intine is the most resistant organic material known.
Statement B: Exine of pollen grains make the pollen grains resistant to high temperatures, strong acids and alkali.

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Statement A is correct and B is incorrect

Statement A is incorrect and B is correct

Both statements A and B are incorrect.

Both statements A and B are correct.

answer is B.

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Detailed Solution

Sporopollenin is the substance of exine which makes the pollen grains withstand high temperatures, strong acids and alkalis and enzymatic degradation. Intine is made of cellulose and pectin.

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