Question

Echinodermata animals can be classified with the help of which criteria of new system of animal classification? plz answer this question fast....​

Answer 1

Answer:

The key distinguishing characteristics that are used to identify the echinoderms according to the new system of animal classification are as follows: -

Pentamerous radial symmetry. - Presence of a unique water vascular system.

Answer 2

Answer:

Characteristics of Echinodermata:-

1. They have a star-like appearance and are spherical or elongated.

2. They are exclusively marine animals.

3. The organisms are spiny-skinned.

4. They exhibit organ level of organization.

5. They are triploblastic and have a coelomic cavity.

6. The skeleton is made up of calcium carbonate.