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A: Emphysema is a chronic obstructive- d...

A: Emphysema is a chronic obstructive- disease
of lung, causing irreversible distension and loss
of elasticity of alveoli.
R: Emphysema is preventable if chronic exposure
to smoke (cigarette and others) and pollutants
is avoided.

A

If both Assertion & Reason are true and the
reason is the correct explanation of the
assertion, then mark (1)

B

If both Assertion & Reason are trye but the
reason is not the correct explanation of the
assertion , then mark (2)

C

If Assertion is true statement but Reason is
fakse, then mark (3)

D

If both Assertion and Reason are false
statements, then mark (4)

Text Solution

Verified by Experts

The correct Answer is:
B
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