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O-LevelBiologyEcology & Environment5090/11 · May/June 2015 · Q311 Mark

The malarial parasite can be transferred from mosquitoes to humans when

Ahumans swim in lakes containing mosquito larvae.
Bfemale adult mosquitoes feed.
Cmosquito larvae contaminate drinking water.
Dmosquitoes lay eggs near places where humans live.

✓ Correct answer

B: female adult mosquitoes feed.

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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 2015 Paper 1 Variant 1, question 31.

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