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Excretory System in Animals

.......... ha...

Question

.......... have a hard calcium carbonate structure.

A

Starfish

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B

Jellyfish

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C

Nereis

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D

Leech

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Solution

The correct option is D Starfish
Starfish is the echinoderm whose body is covered with the thin cuticle, an epidermis and dermis contain an endoskeleton made up of calcium carbonate known as ossicles.
Therefore, the correct answer is option A.

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