Question

Name the excretory organ in phylum Annelida.

Answer 1

Annelida:

1. Their body is lengthy and segmented.
2. Annelids have bilateral symmetry.
3. They also demonstrate organ differentiation and organ system grade of organization.
4. Excretion takes place by nephridia. Excretion is a biological process through which harmful nitrogenous waste substance is removed from the body.
5. Examples of phylum Annelida are Earthworm, Leeches, Lugworms, and Polychaetes.