Standard Science Primary 3 Diversity

Why is yeast used in making bread?

A It makes the bread taste salty.
B It makes the bread rise.
C It prevents the bread from spoiling.
D It gives the bread a green colour.
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Worked Solution

Step 1: Yeast is a type of fungus. Step 2: When it feeds on sugar in dough, it produces carbon dioxide gas. Step 3: This gas causes the bread to expand and rise.

Correct answer: It makes the bread rise.

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