Poriferans are ____

Question

Poriferans are ____.  
A) herbivores
B) suspension feeders
C) scavengers
D) predators
E) carnivores

Accepted Answer

Poriferans are commonly known as sponges and they are suspension feeders. They filter small particles like bacteria and organic matter from the water using specialized cells called choanocytes. They do not actively hunt or prey on other organisms, so options A, C, D, and E are incorrect.