Standard Science Primary 3 Diversity

Which of the following is correct about ALL bacteria?

A They can make their own food.
B They are all harmful.
C They can only be seen using a microscope.
D They are non-living things.
Show Worked Solution

Worked Solution

Step 1: Evaluate the size of bacteria. They are single-celled and extremely small. Step 2: They cannot be seen with the naked eye. Step 3: A microscope is required to see them.

Correct answer: They can only be seen using a microscope.

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