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Class 11BiologyAnimal KingdomPhylum-Echinodermata
Medium

Arms are absent in

  • A
    Sea urchin
  • B
    Sea cucumber
  • C
    Both $(A)$ and $(B)$
  • D
    None of these
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Class 11 Questions

Class 11

Biology Questions

Chapter

Animal Kingdom

Subtopic

Phylum-Echinodermata

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Which of the following is a characteristic of Phylum $Echinodermata$?

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Which of the following is a characteristic feature of the phylum $Echinodermata$?

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Match column-$I$ with column-$II$ :
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