Earthworms are important deposit feeders that help form and enrich soil, and earth stands for soil, dust or ground. Given these facts, an earthworm is an important among the following options:
- allow growth
 - cleaner for earth
 - Plant reproduction
 - more abundant
 - parasite
 - Something that makes plants green
 - predator
 - deposit feeder for earth


 

        deposit feeder for earth 