O-LevelBiologyEcology & Environment5090/12 · May/June 2014 · Q351 Mark

What are the symptoms in the different stages of syphilis?

Asingle sore on the skin, fever, widespread skin rash, heart disease, dementia

Bheadaches, fever, widespread skin rash, hair loss, liver disease

Cslight fever, few or no symptoms, death from serious infectious disease

Dwidespread skin rash, fever, sores on the skin, hair loss, liver disease

✓ Correct answer

A: single sore on the skin, fever, widespread skin rash, heart disease, dementia

Oracle Prep sorts past-paper questions by topic, so you can drill Ecology & Environment and see which topics are most likely to come up next.

Topic: Ecology & Environment, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2014 Paper 1 Variant 2, question 35.

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