O-LevelBiologyCoordination & Response5090/11 · May/June 2018 · Q231 Mark

Which of these is a reflex action?

Aincreasing the blood glucose level by eating rice

Blifting a book off the table by contracting your arm muscles

Cpreventing an insect from flying into your eye by blinking

Dusing your brain to work out the answer to a problem

✓ Correct answer

C: preventing an insect from flying into your eye by blinking

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2018 Paper 1 Variant 1, question 23.

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