Assertion: Lichens are formed by symbiotic associations of autotrophs and heterotrophs.
Reason: A lichen has an alga as its autotrophic component and fungus as heterotrophic component which show mutual benefit.

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Assertion is correct and reason is incorrect.

Both assertion and reason are incorrect.

Both assertion and reason are correct and reason does not explain the assertion.

Both assertion and reason are correct and reason explains the assertion

answer is A.

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Detailed Solution

Lichens are mutual beneficial associations of algae (autotroph) and fungi (heterotrophs).

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