Standard Science Primary 6 Interactions

Why are decomposers important in a garden ecosystem?

A They reduce the amount of oxygen in the air.
B They return nutrients from dead matter to the soil.
C They provide food for producers.
D They help plants to perform photosynthesis.
Show Worked Solution

Worked Solution

Step 1: Define the role of decomposers (break down dead matter). Step [2-9]: Identify the byproduct (nutrients/minerals). Step [2-9]: Link to soil health and plant growth.

Correct answer: They return nutrients from dead matter to the soil.

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free