Question

Mollusks in class bivalvia

a. have two shells.
b. lack a "head."
c. do not have a radula.
d. all of the above

Answer 1

I think it is D......

Bivalvia s a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts. Bivalves as a group have no head and THEY LACK SOME USUAL MOLLUSCAN ORGANS LIKE THE RADULA and the odontophore. aces.


hope this helps....I tried :)