Assertion: Lungs always contain a residual volume of air. Reason: It i

1.	Assertion: Lungs always contain a residual volume of air. Reason: It is so to ensure enough time for the release of CO2 and for the absorption of O2. a) Both Assertion and Reason are true and the Reason is the correct explanation of the Assertion. (b) Both Assertion and Reason are true but Reason is not the correct explanation of the assertion. (c) Assertion is true but Reason is false. (c) Assertion is false but Reason is true.
Answer» ANSWER: (,B) is correct Explanation:

Assertion: Lungs always contain a residual volume of air. Reason: It is so to ensure enough time for the release of CO2 and for the absorption of O2. a) Both Assertion and Reason are true and the Reason is the correct explanation of the Assertion. (b) Both Assertion and Reason are true but Reason is not the correct explanation of the assertion. (c) Assertion is true but Reason is false. (c) Assertion is false but Reason is true.

Answer»

ANSWER: (,B) is correct

Explanation:

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