The characteristic feature of the members of phylum-Platyhelminthes is

Given below are few characteristic features of phylum -Platyhelminthes. I. The presence of ectodermal, endodermal and mesodermal layer. II. The presence of hydroskeleton. III. Bilateral symmetry IV. Complete digestive system.

What are characteristic features of the phylum Chordata ?

Describe phylum platyhelminthes.

What are the unique features of phylum Platyhelminthes?

Write the characteristic features of members belonging to phylum Annelida.

Write the salient features of phylum Platyhelminthes.

Mention the unique features of phylum Platyhelminthes.

Give the characteristic features of phylum porifera.