Standard Science Primary 3 Diversity

What happens to a fallen leaf on the forest floor over time because of fungi and bacteria?

A It turns into a new plant.
B It breaks down and disappears into the soil.
C It gets harder and turns into stone.
D It remains the same forever.
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Worked Solution

Step 1: Fungi and bacteria are decomposers. Step 2: They break down dead matter into simpler substances. Step 3: This process returns nutrients to the soil. Step 4: Final Answer: Breaks down.

Correct answer: It breaks down and disappears into the soil.

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