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प्रश्न
Assertion: Air is a mixture of elements only.
Reason: Only nitrogen, oxygen and neon gases exist in air.
विकल्प
Both assertion and reason are true and reason is the correct explanation of assertion.
Both assertion and reason are true, but reason is not the correct explanation of assertion
Assertion is true but reason is false.
Assertion is false but reason is true.
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उत्तर
Both assertion and reason are true and reason is the correct explanation of assertion.
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