Advanced Science Primary 4 Systems

Sara is running in the park. Which two systems work together to help her limbs move?

A Skeletal and Respiratory
B Digestive and Respiratory
C Circulatory and Digestive
D Skeletal and Muscular
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Worked Solution

Step 1: Movement involves bones and muscles. Step 2: Muscles pull on bones to create movement. Step 3: Therefore, the skeletal and muscular systems work directly together for movement.

Correct answer: Skeletal and Muscular

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