A-LevelBiologyInfectious diseasesOct/Nov 2009Paper 1 Q361 Mark
Scientists are concerned that avian (bird) flu caused by the H5N1 virus, could infect humans and cause a pandemic. If this occurs, which factors could help prevent humans spreading the disease? 1 killing all poultry 2 reducing all air flights 3 taking a course of antibiotics
A1 only
B2 only
C3 only
D1, 2 and 3
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of infectious diseases 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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