O-LevelBiologyCoordination & Response5090/11 · May/June 2024 · Q251 Mark

The graph shows changes in the body temperature of a person over a 60-hour period. [Figure 25.1] Which statement about the graph is correct?

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AThe temperature of the person is always lower at 18:00 than at 06:00.

BThe range shown by the data is 1.0°C.

CThe temperature of the person after 9 hours from the start is 36.8°C.

DOver this period, the mean temperature of the person at 18:00 is 36.8°C.

✓ Correct answer

D: Over this period, the mean temperature of the person at 18:00 is 36.8°C.

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2024 Paper 1 Variant 1, question 25.

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