Zoology Quiz: Mollusca

What is the meaning of the Latin word 'molluscus'?

• Hard

• Soft

• Shell

• Animal

Which class of Mollusks contains species like clams, oysters, scallops, and mussels?

• Polyplacophora

• Gastropoda

• Bivalvia

• Cephalopoda

Tags

NGSS.MS-LS4-2

What is the function of the radula in mollusks?

• Respiration

• Protection

• Locomotion

• Feeding

What is the purpose of torsion in gastropods?

• To enhance locomotion

• To protect the head

• To rotate the shell

• To change the direction of coiling

Which class of Mollusks includes species like chitons?

• Gastropoda

• Polyplacophora

• Cephalopoda

• Bivalvia

Which class of mollusks includes squid, octopus, nautilus, and cuttlefish?

• Class Polyplacophora

• Class Bivalvia

• Class Cephalopoda

• Class Gastropoda

What is the main method of locomotion for cephalopods?

• Swimming using fins

• Crawling using suction discs

• Burrowing in sand

• Walking on land

Which mollusk is known for its ability to change colors, patterns, and textures to match its surroundings?

• Giant Squid

• Nautilus

• Blue-ringed Octopus

• Mimic Octopus

What is the main threat to freshwater clams in the United States?

• Invasive species

• Habitat destruction

• Overfishing

• Pollution

Tags

NGSS.MS-ESS3-4

What is the risk associated with eating mollusks during a red tide?

• Parasitic infection

• Allergic reaction

• Respiratory arrest

• Food poisoning