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Assertion` :-` Trachea is lined by ciliated epithelium. Reason `:-` The co-ordinated movements of cilia in the trachea help in removing dust particles and some of the foreign substances inhaled alongwith atmospheric air.A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion .B. If both Assertion & Reason are True but Reason is not a correct explanation of the AssertionC. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
Answer» Correct Answer - A | |