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Animal Kingdom

Question
CBSEENBI11002441
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Which one of the following statements about certainly given animals is correct?

  • Roundworms (Aschelminthes) are pseudocoelomates

  • Molluscs are acoelomates

  • insects are pseudocoelomates

  • Flatworms (Platyhelminthes) are coelomates

Solution

A.

Roundworms (Aschelminthes) are pseudocoelomates

Roundworms (Phylum-Aschelminthes) are pseudocoelomates, false coelom is derived from embryonic blastocoel.
Flatworms (phylum-Platyhelminthes) are acoelomate animals.
Molluscs and insects (phylum - Arthropoda) are coelomate animals.

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