Assertion (A): Pollen grains can withstand the influence of high temperatures, strong acids and alkalies.
Reason (R): Pollen grains have a inner wall layer made of cellulose and pectin.

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An Intiative by Sri Chaitanya

Both (A) and (R) are incorrect.

Both (A) and (R) are correct and (R) does not correctly explain (A)

(A) is correct and (R) is incorrect

Both (A) and (R) are correct and (R) correctly explains (A)

answer is D.

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Detailed Solution

Pollen grains can tolerate high temperatures, strong acids and alkalies because of sporopollenin present in its exine, which is the outer layer of pollen grain wall.

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