Question

explain the salient feature of phylum mollusca.

Answer 1

Following are features of phylum Mollusca:
1) Soft body covered with hard shell.
2) bilateral symmetry, acoelomate.
​3) Body has two layers tissues and organs.
3) Open circulatory system.
4) Free living aquatic animals.
5) Respiration by gill like organ known as ctenidia.