O-LevelBiologyCoordination & Response5090/11 · May/June 2013 · Q251 Mark

What are the effects of the excessive consumption of alcohol?

Adepressant: ✓, liver damage: x, shorter reaction time: ✓ (Key: ✓ = effect occurs, x = effect does not occur)

Bdepressant: ✓, liver damage: ✓, shorter reaction time: x (Key: ✓ = effect occurs, x = effect does not occur)

Cdepressant: x, liver damage: ✓, shorter reaction time: ✓ (Key: ✓ = effect occurs, x = effect does not occur)

Ddepressant: x, liver damage: ✓, shorter reaction time: x (Key: ✓ = effect occurs, x = effect does not occur)

✓ Correct answer

B: depressant: ✓, liver damage: ✓, shorter reaction time: x (Key: ✓ = effect occurs, x = effect does not occur)

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2013 Paper 1 Variant 1, question 25.

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