Question

Give one significant difference between polyps and medusa

• A. Polyps comes under cnidarians, while medusa comes under molluscs
• B. Polyps is free swimming and flat while medus is cylindrical and attached to the bottom of the water body
• C. The polyp is cylindrical and usually fixed. The medusa is umbrella like and usually free swimming
• D. Polyps belong to molluscs and medusa belongs to cnidaria

Answer 1

The correct option is C The polyp is cylindrical and usually fixed. The medusa is umbrella like and usually free swimming

• Both polyp and medusa are the two body forms of the animals belonging to the phylum Cnidaria.
• Polyps are non-motile with cylindircal body and long stalk.
• Eg- Hydra.
• Medusa are free swimming, umbrella-shaped and have a reduced stalk.
• Eg- Jellyfish.
• So, the correct answer is the polyp is cylindrical and fixed, medusa is umbrella-like and free swimming.