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Question : Assertion :- The aquatic mammals like Dolphins whales etc. do not contain gill slits. Reason : Their adaptation to aquatic life secondary.

Answer»

If both Assertion & Reason are True & the Reason is a correct EXPLANATION of the Assertion.
If both Assertion & Reason are True but Reason is a not a correct explanation of the Assertion.
If Assertion is True but the Reason is FALSE.
If both Assertion & Reason are false.

Answer :A


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