Assertion :In birds, the skin is moist. Reason: Moist skin of birds reduces effects of friction due to flying in air.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is D Both Assertion and Reason are incorrect
The characteristic features of Aves (birds) are the presence of feathers and most of them can fly except flightless birds (e.g., Ostrich). Skin is dry without glands except the oil gland at the base of the tail.Therefore, both Assertion and reason are incorrect.
So, the correct answer is 'Both Assertion and Reason are incorrect'

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