O-LevelBiologyCoordination & Response5090/11 · May/June 2017 · Q221 Mark

What are characteristics of hormones?

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Aaffect target organs (yes), carried by the blood (yes), produced by glands (yes)

Baffect target organs (yes), carried by the blood (yes), produced by glands (no)

Caffect target organs (yes), carried by the blood (no), produced by glands (yes)

Daffect target organs (no), carried by the blood (yes), produced by glands (yes)

✓ Correct answer

A: affect target organs (yes), carried by the blood (yes), produced by glands (yes)

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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 1, question 22.

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