A-LevelBiologyInfectious diseases9700/12 · May/June 2013 · Q341 Mark

There is a lot of epidemiological evidence linking smoking to disease and early death. Which is the best description of 'epidemiological'?

ADisease and deaths are not randomly distributed in small populations.

BDisease and deaths are not randomly distributed in the whole population.

CDisease and deaths are only randomly distributed in large populations.

DDisease and deaths are randomly distributed in the whole population.

✓ Correct answer

B: Disease and deaths are not randomly distributed in the whole population.

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Topic: Infectious diseases, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2013 Paper 1 Variant 2, question 34.

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