Question

write any four characteristics of phylum.Echinosermata with 2 example​

Answer 1

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.

Explanation:

example of echinodermata :-Sea star or starfish (Asteroidea)

Brittle stars, basket stars, serpent stars (Ophiuroidea)

Answer 2

Answer:

I guess you mean Echinodermata

Explanation:

1. They are exclusively marine animals.
2. The organisms are spiny-skinned.
3. They exhibit organ level of organization.
4. They are triploblastic and have a coelomic cavity.
5. The skeleton is made up of calcium carbonate.

ex: Sea cucumber, Sea urchin, Star fish

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