Question

Rahul of class 9th was asked to assign correct phylum to earthworm which phylum would he assign to it? What would be the basics of his choice

Answer 1

Earthworm is assigned to phylum annileda due to the fact that it has because it's body is divided into segments or metamares (annulus-little rings).

Bilateral symmetry, triploblastic and coelomate(body cavity is lined up by mesoderm).