1.

Assertion Caffeine is a stimulant. Resion Barbiturate is a depressant.A. Both Assertion and Reason are true and Reason is the correct explanation of AssertionB. Both Assertion and Reason are treu, but Reason is not the correct explanation orf AssertionC. Assertion is true, but Reason is falseD. Assertion is false, but Reason is true

Answer» Correct Answer - B
Stimulants increase alertness and activity and may produce excitement, e.g. caffeine, cocaine, etc. whereas depreessants depress brain activity and produce of feeling of calmness.


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