A-LevelBiologyGas exchangeOct/Nov 2017Paper 1 Q361 Mark
In which regions of the human gas exchange system is the function of some types of cell directly affected by tar in cigarette smoke?
Abronchioles and alveoli only
Btrachea, bronchus, bronchioles, alveoli
Ctrachea and bronchus only
Dtrachea, bronchus and bronchioles only
✓ Correct Answer
The correct answer is D. This question tests the candidate's understanding of gas exchange within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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