Standard Science Primary 6 Interactions

What is the primary role of decomposers like fungi and bacteria in an ecosystem?

A To provide food for producers
B To compete with predators for prey
C To break down dead matter into simple substances
D To produce oxygen for animals
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Worked Solution

Step 1: Decomposers feed on dead organisms and waste. Step [2-9]: They break complex organic matter into simpler nutrients. Step [2-9]: These nutrients are released back into the soil or water for recycling.

Correct answer: To break down dead matter into simple substances

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