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Question

Which of the following is correct about phylum Mollusca?

A
Triploblastic, acoelomate
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B
Triploblastic, coelomate
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C
Diploblastic, acoelomate
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D
Diploblastic, coelomate
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Solution

The correct option is B Triploblastic, coelomate
  • Mollusca is a large phylum of invertebrates comprised of snails, squids, etc.
  • They are triploblastic, having three primary tissue layers, endoderm, mesoderm, and ectoderm.
  • They are coelomate as the body cavity or coelom is enclosed by the mesoderm.
  • So, the correct answer is option B.

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