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O-LevelBiologyEcology & Environment5090/11 · Oct/Nov 2023 · Q191 Mark

What describes the microorganism that causes cholera and its method of transmission?

Abacteria in contaminated blood

Bbacteria in contaminated water

Cvirus in contaminated blood

Dvirus in contaminated water

✓ Correct answer

B: bacteria in contaminated water

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About this question

Topic: Ecology & Environment, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2023 Paper 1 Variant 1, question 19.

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