Card 24 / 29: 15. Clams, oysters, mussels and scallops belong to this group of Molluscs. They have a two part shell that is hinged and closed by powerful muscles. They have no head and no radula.
A)
mantles
B)
bivalves
C)
radulas
Answer:
B) bivalves
| Previous Card | ← Previous Card Button |
| Next Card | → Next Card Button |
| Flip Card | Space-Bar |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
