Simple Invertebrates Test Review

Front

What type of body structure do sea anemones have?

Back

Polyp

Front

Which of the following is NOT a living cell of the sponge?

Back

Spicules

Front

What is the big opening at the top of the sponge called?

Back

Osculum

Front

To which group of mollusks does the nautilus belong?

Back

Cephalopods

Front

What are the two body forms of a cnidarian?

Back

Polyp and Medusa

Front

Define 'Polyp' in the context of cnidarians.

Back

A cylindrical body form that is typically sessile and has a mouth surrounded by tentacles.

Front

Define 'Medusa' in the context of cnidarians.

Back

A free-swimming, umbrella-shaped body form with tentacles hanging down.

Front

What is the function of 'Amebocytes' in sponges?

Back

They are responsible for nutrient transport, waste removal, and can differentiate into other cell types.

Front

What role do 'Pore Cells' play in sponges?

Back

They regulate the flow of water into the sponge through small openings called pores.

Front

What are 'Spicules' in sponges?

Back

Structural elements that provide support and deter predators; they are not living cells.