O-LevelBiologyCoordination & Response5090/11 · Oct/Nov 2021 · Q231 Mark

Which statements about hormones are correct? 1 Insulin is made in the pancreas and increases the concentration of glucose in the blood. 2 Adrenaline lowers the amount of glucose in the blood after a meal. 3 Insulin is used to treat people with diabetes mellitus.

A1, 2 and 3

B1 and 2 only

C2 only

D3 only

✓ Correct answer

D: 3 only

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2021 Paper 1 Variant 1, question 23.

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