O-LevelBiologyCoordination & Response5090/12 · May/June 2017 · Q221 Mark

Which row shows what causes adrenaline or insulin to be released, and the effect of this hormone on blood glucose concentration?

Aadrenaline, after meals, decreases

Badrenaline, when anxious, increases

Cinsulin, after meals, increases

Dinsulin, when fasting, decreases

✓ Correct answer

B: adrenaline, when anxious, increases

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2017 Paper 1 Variant 2, question 22.

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