A Terrestrial Mollusc Without a Shell Belongs to Which Clade

Question

A terrestrial mollusc without a shell belongs to which clade?
A) chitons
B) bivalves
C) gastropods
D) cephalopods

Accepted Answer

Gastropods are a diverse group of mollusks that includes terrestrial snails and slugs. Some gastropods do have shells, but others have evolved to lose their shells and adapt to life on land without this protective covering.