Standard Science Primary 4 Systems

What happens to the food that cannot be digested in the human body?

A It is absorbed in the stomach.
B Water is removed from it in the large intestine.
C It stays in the small intestine forever.
D It is turned into energy in the mouth.
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Worked Solution

Step 1: Digested food is absorbed in the small intestine. Step 2: Undigested food moves to the large intestine. Step 3: The large intestine absorbs water, leaving behind solid waste (faeces).

Correct answer: Water is removed from it in the large intestine.

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