Standard Science Primary 6 Interactions

Which of the following describes the role of fungi and bacteria in an ecosystem?

A They break down dead matter into simple nutrients.
B They provide oxygen for animals.
C They produce food using sunlight.
D They are the main source of energy for producers.
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Worked Solution

Step 1: Fungi and bacteria are decomposers. Step [2-9]: They feed on dead plants and animals. Step [2-9]: This returns minerals/nutrients back to the soil for plants to reuse.

Correct answer: They break down dead matter into simple nutrients.

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