Question

What do you Mean by echinodermata?


Please tell answer of this /​

Answer 1

Answer:

a phylum of marine invertebrates which includes starfishes, sea urchins, brittlestars, crinoids, and sea cucumbers. They have fivefold radial symmetry, a calcareous skeleton, and tube feet operated by fluid pressure.

Explanation:

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Answer 2

Answer:

echinodermata is a phylum usually with a hard , spiny skeleton and radial body including the starfishes and sea – urchins .

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