Jawless and Cartilaginous Fish

How do lampreys attach to their hosts?

• With claws

• With a round mouth with many teeth

• With suction cups

• With tentacles

What is the habitat of hagfish?

• Deserts

• Marine environments

• Freshwater

• Grasslands

What anatomical features are absent in jawless fish?

• Jaws, fins, and stomachs

• Gills, eyes, and hearts

• Scales, tails, and teeth

• Bones, muscles, and skin

Tags

NGSS.MS-LS4-2

Which type of fish was the first to evolve?

• Jawless

• Cartilaginous

• Bony

Which of the following are classes of fishes based on their body structure?

(Choose all that apply)

• Jawless fishes

• Cartilaginous fishes

• Bony fishes

• Elastic fishes

True or False: All cartilaginous fishes have skeletons made of cartilage.

• True

• False

What did the first jawless fishes feed on?

• minnows

• organic matter

• small turtles

• shrimp

Tags

NGSS.MS-LS2-1

What is a defining characteristic of jawless fish?

• Presence of jaws

• Absence of jaws

• Presence of scales

• Absence of gills

Tags

NGSS.MS-LS4-2

Which of the following is a cartilaginous fish?

• Salmon

• Shark

• Goldfish

• Trout

How do cartilaginous fish maintain buoyancy?

• Swim bladder

• Fatty liver

• Air sacs

• Bone density