A-LevelBiologyGas exchange9700/12 · May/June 2012 · Q321 Mark

Which statements about chronic obstructive pulmonary disease (COPD) are correct? 1 The patient coughs a lot, bringing up mucus. 2 The patient's symptoms normally do not change. 3 The patient is normally over 30 years old. 4 The disease can often be reversed by treatment.

A1, 2 and 3 only

B1, 2 and 4 only

C2, 3 and 4 only

D1, 2, 3 and 4

✓ Correct answer

A: 1, 2 and 3 only

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Topic: Gas exchange, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2012 Paper 1 Variant 2, question 32.

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