Question

in star fish and sea urchin their body is covered with what​

Answer 1

Answer:

starfish really are covered in a spiny skin on their top sides, which is made up of two different parts: dermal branchiae and pedicellaria. Their undersides are covered with tube feet, or podia.

Explanation:

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Answer 2

the body is covered with spine like structures which helps them to protect themselves from dangers