Phylum Annelida
Phylum Annelida: Overview
This topic covers concepts such as Class Polychaeta, Class Oligochaeta, Class Archiannelida, Paddle Worm, Nereis, Phylum Annelida, Nephridia, Pheretima, and Hirudinaria.
Important Questions on Phylum Annelida
Chloragogen cells of earthworm are similar to which organ of vertebrates?

Paired spermathecae occur in Pheretima in which of the following segments?

The connecting link between annelida and mollusca is

Clitellum in the Earthworm is present in the 13-15 segments.

Pheretima belongs to which class of Annelida?

Identify the picture and name the organism.

What is the difference between the segmentation of a tapeworm and an earthworm?


Chloragogen cells of earthworm are similar to the organ of vertebrate's



Leech secretes which of the following anticoagulant?


Metameric segmentation is the main feature of

Which of the following animals has a true coelom?


Which of the following is not an annelid?

Which of the following supports earthworms by acting as a hydraulic skeleton during burrowing?


Which of the following characteristic, is true for Annelida?
