A-LevelBiologyGas exchange9700/12 · May/June 2024 · Q331 Mark

Where is cartilage tissue always found in the human gas exchange system?

Ain the trachea only

Bin the bronchi only

Cin the bronchioles and trachea

Din the bronchi and trachea

✓ Correct answer

D: in the bronchi and trachea

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Topic: Gas exchange, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2024 Paper 1 Variant 2, question 33.

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