Question

Short note on echinodermata​

Answer 1

Answer:

Echinodermata is originated from 2 greek words , echinos meaning hedgehog and derma means skin son it means organism having spines in their body. These are free living marine animals. They are triploblastic and have a coelomic cavity. They have water driven tube system for movement.

Explanation:

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Answer 2

Answer: Echinodermata is originated from 2 greek words , echinos meaning hedgehog and derma means skin son it means organism having spines in their body. These are free living marine animals. They are triploblastic and have a coelomic cavity. They have water driven tube system for movement.