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Question : Assertion: Earth's atmosphere is about up to a height of 3000 km. Reason: First 75 km of earth's atmosphere is called troposphere in which lightning, thunder, cloud formation occur.

Answer»

If both ASSERTION and Reason are TRUE and the Reason is the CORRECT explanation of the Assertion.
If both Assertion and Reason are true and the Reason ISNOT the correct explanation of the Assertion.
If Assertion is true but the Reason is false
If both Assertion and Reason are false.

Solution :If both Assertion and Reason are false.


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