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Assertion : In mammals, complex respirat...

Assertion : In mammals, complex respiratory system has developed.
Reason : Mammalian skin is impermeable to gases.

A

If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B

If both the assertion and the reason are true but the reason is not a correct explanation of the assertion

C

If the assertion is true but the reason is false

D

If both the assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
B
Mammals have developed a complex respiratory system to get more oxygen to maintaining their high metabolic rates. Mammalian skin is impermeable so that water loss through it is minimized.
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