If earthworms ingest sediment and extract food particles which enriches soil, then what happens when Earthworms ingest sediment and extract food particles?

Answer choices:
- The soil is unhealthy
 - Plant growth is reduced
 - heat produced
 - major threat to health
 - The earthworm reproduces
 - competing for resources
 - The earthworm dies
 - The soil is enriched

 

        The soil is enriched  