Mollusks Quiz

What does Mollusca mean?

• Soft-bodied

• Hard-bodied

• Water-dwelling

What are the three body parts of a mollusk?

• Head, Foot, Visceral Mass

• Head, Shell, Tentacles

• Foot, Shell, Gills

What type of circulatory system do mollusks have?

• Open

• Closed

• Both

What are the three main classes of mollusks?

• Gastropods, Bivalves, Cephalopods

• Crustaceans, Gastropods, Bivalves

• Cephalopods, Echinoderms, Bivalves

What is a gastropod?

• Stomach-foot

• Head-foot

• Shell-foot

What do bivalves use to feed?

• Gills

• Tentacles

• Mouth

What is a unique feature of cephalopods?

• Strong beak

• Hinged shell

• Radula

What is the function of the radula in gastropods?

• Scraping algae

• Digestion

• Locomotion

What is the process of pearl formation in bivalves?

• Irritant embedded in mantle

• Shell growth

• Gills filtering

What is the term for the space where the body parts of a mollusk are located?

• Visceral mass

• Mantle

• Foot