You are presented with the question "Invertebrates can be what?" and the following answer choices: 
- people
 - scarce resources
 - vertebrates
 - deposit feeders
 - Catch prey
 - major threat to health
 - more abundant
 - planets

Now knowing that earthworms are important deposit feeders that help form and enrich soil and earthworms by Casey Earthworms are invertebrates, choose the best answer.


 

    deposit feeders     