A : An ecological niche is usually occupied by a single species. R : More than one species can live

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11.Organisms and Populations

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$A$ : An ecological niche is usually occupied by a single species.
$R$ : More than one species can live in same habitat.

A

Assertion and Reason both are correct and also correct explanation.

B

Assertion and Reason both are correct but not explanation of assertion.

C

Assertion is correct, but Reason is incorrect.

D

Both Assertion and Reason are incorrect.

Solution

Habitat is place of dewelling whereas niche represents ecological role of species.

Standard 12

Biology

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