Standard Science Primary 3 Diversity

Which of the following is an example of useful bacteria?

A Bacteria that turn milk into yogurt
B Bacteria that make bread mouldy
C Bacteria that cause food poisoning
D Bacteria that cause a sore throat
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Worked Solution

Step 1: Identify that not all bacteria are harmful. Step 2: Bacteria used in food production (like yogurt) are beneficial. Step 3: Sickness-causing bacteria are harmful.

Correct answer: Bacteria that turn milk into yogurt

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