Standard Science Primary 5 Systems

Which path correctly shows the flow of blood that is RICH in oxygen?

A Heart -> Lungs -> Heart
B Lungs -> Heart -> Rest of the body
C Lungs -> Rest of the body -> Heart
D Rest of the body -> Heart -> Lungs
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Worked Solution

Step 1: Blood picks up oxygen in the lungs. Step 2: Oxygen-rich blood returns to the heart. Step 3: The heart pumps this blood to the rest of the body.

Correct answer: Lungs -> Heart -> Rest of the body

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