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
• B. Only I
  
• C. II and III
• D. Only III

Answer 1

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.