O-LevelBiologyCoordination & Response5090/11 · Oct/Nov 2016 · Q251 Mark

What are the effects on the body of drinking a large amount of alcohol?

Aeffect on brain: depressed, reaction time: decreases

Beffect on brain: depressed, reaction time: increases

Ceffect on brain: stimulated, reaction time: decreases

Deffect on brain: stimulated, reaction time: increases

✓ Correct answer

B: effect on brain: depressed, reaction time: increases

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2016 Paper 1 Variant 1, question 25.

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