O-LevelBiologyCoordination & Response5090/11 · Oct/Nov 2020 · Q241 Mark

The diagram shows the bones of the human arm. [Figure 24.1] Which is the bone labelled X?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Ahumerus

Bradius

Cscapula

Dulna

✓ Correct answer

D: ulna

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2020 Paper 1 Variant 1, question 24.

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