Assertion :If there is no air in trachea, it will collapse. Reason: Trachea is devoid of the cartiagenous rings.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is C Assertion is correct but Reason is incorrect
C. Assertion is correct but Reason is incorrect
Solution: If there is no air in the trachea it will collapse and so the lungs keep an amount of air called residual volume to prevent its collapse.
Trachea consists of cartilage rings to protect it from collapsing and damage.
So the correct answer is "Assertion is correct but Reason is incorrect".

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