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Animal Kingdom
Structural Organisation in Animals
Digestion and Absorption
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  1. Which one of the following depresses brain activity and produced feelings of calmness, relaxation and drowsiness?
    1. Morphine
    2. Valium
    3. Amphetamines
    4. Hashish
Correct Option: B

Amphetamines bring about increased alertness and sleeplessness. Hashish is a hallucinogen. Valium is a tranquilizer. Valium depresses brain activity and produces feeling of calmness, relaxation and drowsiness. Morphine is an opiate narcotic.


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