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BE
Question Practice

How does diffusion affect gas exchange in the respiratory system?

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MCQ_SA
CBSE
Class 11
Biology
Biology
Breathing and Exchange of Gases
Question Bank

How does diffusion affect gas ...

Single Answer MCQ
Q-00056401

How does diffusion affect gas exchange in the respiratory system?

1

It occurs against the concentration gradient.

2

It occurs through active transport.

3

It is driven by partial pressure gradients.

4

It depends on blood flow only.

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