Shark

How many teeth can a shark have in it's life?

• tens

• hundreds

• millions

• thousands

Sharks belong to a group of fish called Chondrichthyes.

• True

• False

What purpose do dorsal fins serve?

• rudders/brakes

• balance/level

• stability

What purpose do pectoral fins serve?

• rudders/brakes

• balance/level

• stability

Most sharks have ______ fins.

• 2

• 3

• 4

• 5

True or false:

Sharks don’t have bones

• True

• False

Tags

NGSS.MS-LS4-2

Do all sharks have the same size teeth?

• Yes

• No

Tags

NGSS.MS-LS4-2

Which of the following fish has a skeleton most like a shark?

• a. Stingray

• b. Goldfish

• c. Marlin

• d. Barracuda

Tags

NGSS.MS-LS4-2

The ____ was the largest fish that ever existed (20 million years ago).

Sharks are not made of bone, they are made of ____.