Standard Science Primary 5 Systems

The circulatory system is like a transport system in our body. What does it transport to all parts of the body?

A Air and water only
B Only oxygen
C Food, oxygen and waste materials
D Only food
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Worked Solution

Step 1: The heart pumps blood throughout the body. Step 2: Blood carries useful things (oxygen, digested food) to cells. Step 3: Blood also carries waste materials away from cells for removal.

Correct answer: Food, oxygen and waste materials

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