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O-LevelBiologyEcology & Environment5090/12 · May/June 2017 · Q311 Mark

Which row correctly matches a method of controlling malaria with the explanation of how this method works?

Acovering windows with netting, kills mosquitoes
Bspraying oil on rivers, kills mosquito larvae
Ctaking anti-malarial tablets, stops mosquitoes biting
Dusing insecticides, kills malarial parasites

✓ Correct answer

B: spraying oil on rivers, kills mosquito larvae

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About this question

Topic
Ecology & Environment, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, May/June 2017 Paper 1 Variant 2, question 31.

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