O-LevelBiologyRespiration5090/12 · Oct/Nov 2022 · Q191 Mark

The diagram shows the human gas exchange system. Which row shows the correct labelling?

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A1: trachea, 2: larynx, 3: bronchiole, 4: bronchus

B1: trachea, 2: larynx, 3: bronchus, 4: bronchiole

C1: larynx, 2: trachea, 3: bronchiole, 4: bronchus

D1: larynx, 2: trachea, 3: bronchus, 4: bronchiole

✓ Correct answer

D: 1: larynx, 2: trachea, 3: bronchus, 4: bronchiole

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Topic: Respiration, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2022 Paper 1 Variant 2, question 19.

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