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Question

Find out the incorrect statement(s).

I. Polyp is sessile and cylindrical like Adamsia

II. Medusa is umbrella shaped and free-swimming like Aurelia

III. Polyps produce medusae sexually and medusae form the polyps asexually

IV. Medusae produce polyps sexually

A
I and IV
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B
Only I
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C
II and III
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D
Only III
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Solution

The correct option is D Only III
  • Polyps are sessile and reproduce asexually to form medusae by the process of budding.
  • Medusae are free swimming and reproduce sexually to form polyps.
  • Such alternation of asexual and sexual phases in life cycle of coelentrates is called metagenesis.

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