O-LevelBiologyTransport in Humans5090/12 · May/June 2016 · Q161 Mark

The diagram shows part of the human gas exchange system. [Figure with parts labeled 1, 2, 3, 4] What are the labelled structures?

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Alarynx: 1, trachea: 2, bronchus: 3, bronchiole: 4

Blarynx: 2, trachea: 1, bronchus: 3, bronchiole: 4

Clarynx: 1, trachea: 2, bronchus: 4, bronchiole: 3

Dlarynx: 2, trachea: 1, bronchus: 4, bronchiole: 3

✓ Correct answer

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

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Topic: Transport in Humans, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2016 Paper 1 Variant 2, question 16.

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