Question

Is earthworm diploblastic or triploblastic?

Answer 1

Earthworm:

1. It belongs to the phylum annelida.
2. These organisms have a true coelom and hence are known as coelomates.
3. They are triploblastic meaning that during embryonic development they had 3 layers namely ectoderm, mesoderm, and endoderm.

The earthworm is triploblastic.