A-LevelBiologyGas exchangeMay/June 2013Paper 1 Q351 Mark
Which row shows the effects of chronic bronchitis?
Adestroyed damaged inflamed absent
Bdestroyed inflamed scarred absent
Cswollen damaged scarred present
Dswollen inflamed inflamed present
✓ Correct Answer
The correct answer is C. 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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