Question

How many of the following will act as a decomposer in a pond ecosystem?

• A. One
• B. Two
• C. Three
• D. Four

Answer 1

The correct option is B

Two

The correct option is B

Explanation of the correct option:

1. Decomposers are organisms such as fungi or bacteria that break down dead plant and animal materials and restore nutrients to the soil utilized by farmers.
2. The sole decomposers in the pond ecosystem are earthworms and fungi.
3. In pond water, earthworms and fungi can develop and feed on dead and decaying species.
4. The spider is a predator that feeds on other insects.
5. The woodlouse is a forest creature that eats plant materials from the forest floor.

Final answer: Earthworm and Fungus will act as a decomposer in a pond ecosystem.