Animal Classification Quiz

Which group of animals does the term "Elasmobranchs" refer to?

• Bony Fish

• Cartilaginous Fish

• Mammals

• Reptiles

Which of the following are considered Elasmobranchs?

• Dolphins, Whales, and Porpoises

• Sharks, Skates, and Rays

• Tuna, Salmon, and Trout

• Crocodiles, Alligators, and Caimans

What type of skeleton do Elasmobranchs have?

• Bones and cartilage

• Cartilage only

• Gas-filled swim bladder

• Covered gill slits

What is a characteristic of the skin of Bony Fish?

• Slippery, overlapping scales

• Rough, sandpaper-like scales

• Large oily liver

• Cartilage only

Which feature is unique to Elasmobranchs when compared to Bony Fish?

• Can only swim forward

• Swim forwards and backwards

• Covered gill slits

• Gas-filled swim bladder

What is the function of a shark's caudal fin?

• It stabilizes the shark as it swims.

• It propels the shark forward.

• It lifts the shark as it swims.

• It is a single small fin near the tail.

Where are the pectoral fins located on a shark?

• On the shark's back.

• Near the tail.

• Toward the front of the shark.

• On the shark's belly.

What is the purpose of the dorsal fins on a shark?

• To propel the shark forward.

• To lift the shark as it swims.

• To stabilize the shark as it swims.

• To act as a single small fin near the tail.

Which fins help to stabilize the shark as it swims?

• Caudal and pectoral fins.

• Dorsal and caudal fins.

• Pelvic and pectoral fins.

• Dorsal, pelvic, and anal fins.

What happens to the teeth in the outer row of a shark's mouth?

• They grow larger

• They fall out eventually

• They change color

• They remain for the shark's entire life