Bivalve Mollusks

Question

Bivalve mollusks
A) Have a gill that is used only for feeding
B) Have a gill that is used often for both feeding and respiration
C) Respire by flapping the gill within the mantle cavity
D) Cannot use the gill in feeding

Accepted Answer

Bivalve mollusks have a gill that is often used for both feeding and respiration. The gill structure allows for the efficient extraction of oxygen from water for respiration, while also capturing food particles from the water, making it multifunctional.