Question 3
Question 3 of 40
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
9. Transport in animals
9.2. Heart

Describe the functioning of the heart in terms of the contraction of muscles of the atria and ventricles and the action of the valves

14. Coordination and resp...
14.4. Homeostasis

Identify in diagrams and images of the skin: hairs, hair erector muscles, sweat glands, receptors, sensory neurones, blood vessels and fatty tissue