Asymmetry, choanocytes, filter feeding, osculum, and spicules are all terms associated with which phylum?

Question

Quizplus · Accepted Answer

These terms are associated with the phylum Porifera, which includes sponges. Sponges are characterized by their asymmetrical body plan, use of choanocytes (collar cells) for feeding, filter feeding mechanism, presence of an osculum (a large opening at the top), and spicules for structural support.

Asymmetry, Choanocytes, Filter Feeding, Osculum, and Spicules Are All Terms