Bivalves feed on plankton and nonliving organic matter.
Clams and oysters are examples of bivalves.
Clams feed on plankton and nonliving organic matter.
What do clams feed on?

[A] Plankton
[B] food
[C] glucose
[D] Fish
[E] Flowers
[F] Energy.
[G] Energy
[H] Other clams