NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES

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Assertion : Symptoms of emphysema develops when a person living on plains ascends and stays on a mountain.

Reason : Air pressure and partial pressure of oxygen falls with the rise in altitude.

View answer and explanation

Correct option: D

If the assertion is false but reason is true

Option D (If the assertion is false but reason is true) is correct because emphysema is a chronic condition that develops over time, not suddenly upon ascending a mountain, but the reason about air pressure and partial pressure of oxygen is correct.

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