O-LevelBiologyTransport in Humans5090/12 · Oct/Nov 2017 · Q351 Mark

The diagram shows a fetus in the uterus. Which of the labelled structures are essential for feeding the fetus, and which for supporting it and protecting it from mechanical shocks? [Figure 35.1]

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Afeeding: P and Q, supporting and protecting: R and S

Bfeeding: P and R, supporting and protecting: Q and S

Cfeeding: Q and S, supporting and protecting: P and R

Dfeeding: R and S, supporting and protecting: P and Q

✓ Correct answer

B: feeding: P and R, supporting and protecting: Q and S

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Topic: Transport in Humans, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2017 Paper 1 Variant 2, question 35.

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