Assertion :The earth without atmosphere would be inhospitably cold. Reason: All heat would escape in the absence of atmosphere.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
In the absence of atmosphere, all the heat will escape from the Earth's surface which will make Earth inhospitably cold.

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