Animal Kingdom Question 331

Question: A true coleom is absent in phylum [CPMT 1987]

Options:

A) Nematoda

B) Annelida

C) Echinodermata

D) Mollusca

Show Answer

Answer:

Correct Answer: A

Solution:

In nemathelminthes or round worm, coelom is present but it is derived from blastocoel.

It is not lined by peritonium.

This type of coelom is known as pseudocoelom.