Shark Biology and Behavior

What type of animal is a shark?

• Mammal

• Fish

• Reptile

• Bird

How do sharks breathe underwater?

• Using lungs

• Using gills

• Through their skin

• By holding their breath

What is a shark's body mostly made of?

• Hard bones

• Soft muscle

• Elastic cartilage

• Tough scales

Which shark is the largest living fish?

• Great White Shark

• Hammerhead Shark

• Whale Shark

• Tiger Shark

Which shark is the smallest?

• Dwarf lantern shark

• Blue shark

• Sand shark

• Portuguese shark

What do most sharks eat?

• Plants and fruits

• Small fish and crabs

• Seaweed and algae

• Berries and insects

What special sense helps sharks find their prey?

• Super hearing

• Night vision

• A sixth sense

• Strong smell

What can a shark's sixth sense detect?

• Sound waves

• Electric fields

• Light changes

• Water temperature

Why do sharks constantly swim?

• To stay warm

• To find friends

• To avoid sinking

• To play games

Why are sharks important for the ocean?

• They make the ocean colorful

• They help keep the food chain balanced

• They build coral reefs

• They clean up trash