What role do decomposers play in an ecosystem?

Decomposers play a crucial role in an ecosystem by breaking down dead organic matter, such as fallen leaves, dead plants, and animals. This decomposition process is essential for recycling nutrients back into the soil, making them available for other organisms, particularly plants. Without decomposers, dead material would accumulate, and nutrients would remain locked within that matter instead of being released into the ecosystem.

This nutrient recycling supports primary producers, which rely on these nutrients to grow and thrive. The process also helps maintain the balance of the ecosystem by ensuring that energy flows through the food chain. Therefore, the function of decomposers is fundamental for sustaining life and promoting biodiversity within an ecosystem.