An ecosystem is a geographical area in which plants, living creatures, other organisms, and also weather and landscapes, coexist to establish a bubble of life.
Decomposers:
Decomposers in ecosystems act as environmental cleaners by decaying dead plants and animals.
They aid in the recycling of nutrients.
They make room for a new life in the biosphere by decaying the dead.
They contribute to the reintroduction of different elements into moisture, soil, and air for reuse by producers such as crop plants.