Zoology-Gas Exchange
NEET Zoology Gas Exchange Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 11
Assertion (A): The diffusion of gases occurs primarily in the alveolar region.
Reason (R): The diffusion membrane in the alveolar region consists of three major layers, enabling efficient gas exchange.
A
Both A and R are true, and R is the correct explanation of A.
B
Both A and R are true, but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false.
Correct Answer
Option A
Detailed Explanation
The NCERT context specifies that the diffusion of gases occurs in the alveolar region due to the presence of a specialized diffusion membrane composed of three layers, which facilitates efficient gas exchange.
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