NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES

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Assertion : In mammals, complex respiratory
system has developed.

Reason : Mammalian skin is impermeable to
gases.

View answer and explanation

Correct option: B

If both Assertion and Reason are true but Reason
is not the correct explanation of Assertion

The correct answer is B (Both Assertion and Reason are true but Reason is not the correct explanation of Assertion) because mammals have a complex respiratory system and their skin is impermeable to gases, but the skin's impermeability isn't the reason for the complex respiratory system.

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