S1 Final Exam MMS

Front

What are the small openings on a sponge called?

Back

Pores

Front

What is the name of the golden, silica-based algae?

Back

Diatom

Front

What are the calcium plates that make up a Sea-star's skeleton?

Back

Ossicles

Front

What type of organism moves with tiny hairs called cilia?

Back

Ciliate

Front

Which class is NOT part of Phylum Mollusca?

Back

Crustacea

Front

What is the function of choanocytes in sponges?

Back

They help in filtering food particles from water.

Front

What is the main characteristic of organisms in Phylum Mollusca?

Back

They have a soft body, often protected by a hard shell.

Front

What is the role of the osculum in sponges?

Back

It is the opening through which water exits the sponge.

Front

What are the three main classes of Mollusca?

Back

Cephalopoda, Gastropoda, Bivalvia

Front

What is the primary mode of locomotion for paramecium?

Back

Cilia movement.