Phylum Porifera Vocabulary

A set of vocabulary flashcards defining the terminology and examples associated with the Phylum Porifera study notes.

Phylum Porifera

A group of multicellular, non-motile aquatic organisms commonly known as sponges, whose name means "pore bearers."

Cellular grade of organization

The level of biological organization exhibited by organisms in Phylum Porifera.

Ostia

Many pores perforating the body of a sponge through which water enters.

Canal system

A system within the body of a sponge that circulates water to distribute food and oxygen.

Spicules

Elements contained in the body wall of sponges that form the skeletal framework.

Reproduction in Porifera

The process of producing offspring which occurs by both asexual and sexual methods.

Euplectella

An example of an organism belonging to the Phylum Porifera.

Sycon

An example organism categorized under the Phylum Porifera.