O-LevelBiologyCoordination & Response5090/11 · Oct/Nov 2019 · Q201 Mark

The diagram represents a section through the skin. [Figure 20.1] Which row shows the functions of the labelled parts?

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AY, X, Z

BY, Z, X

CZ, X, Y

DZ, Y, X

✓ Correct answer

A: Y, X, Z

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2019 Paper 1 Variant 1, question 20.

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