Question

Is pheretima diploblastic?

Answer 1

Diploblastic organism:

1. Organisms that have two embryonic layers, i.e., ectoderm and endoderm are known as diploblastic organisms.
2. Examples of diploblastic organisms are Cnidaria and Ctenophora.

Pheretima:

1. The scientific name of the earthworm is Pheretima.
2. They belong to the phylum Annelida.
3. They are triploblastic organisms.
4. Triploblastic organisms develop from three embryonic cell layers known as ectoderm, endoderm, and mesoderm.
5. Hence, the earthworms are not diploblastic organisms.