Question

Features of Echinodermata ?

Answer 1

Answer:

Echinodermata :-

• organ system is level of organisation.

• Radial symmetry.

• Coelomate.

• Segmentation is absent.

• complete digestive system.

• Circulatory system is present.

• respiratory system is present.

☆ water vascular system .

Answer 2

Answer:

Has exoskeleton

Spiny skin

Triploblastic

Coelomate

Radially symmetrical

Mostly marine

Example: star fish, seaurchin, sea cucumber, etc

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