Question

Which among the following are true coelomate ______________.

• A. Coelenterates
• B. Aschelminthes
• C. Platyhelminthes
• D. Annelids

Answer 1

The correct option is D Annelids

A true coelomate is Annelids. Annelids may be aquatic or terrestrial, free living and sometimes parasites.

They exhibits organ system level of body organisation and bilateral symmetry. They are trophoblastic, metamerically, segmented and coelomate animals. Their body surface is destiny marked out into segment or metamores.

They posses longitudinal and circular muscles which help is locomotion. Aquatic annelids like Nerves is possessed lateral appendages parapodia which help in swimming.

Reproduction is sexual.

Example are Nersis, Pheretima (Earthworm), Hirudinaria (bloodsucking level)