Fish Science Quiz

What is the backbone of a fish made of?

• Skin

• Muscle

• Cartilage

• Bone

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How do fish breathe underwater?

• By holding their breath

• Using gills

• By drinking water

• Through their skin

What do fish use to sense tiny changes in water pressure?

• Nose

• Eyes

• Ears

• Lateral lines

What do fish use to push strongly through the water while swimming?

• Spines

• Fins

• Gills

• Tail

What do fish use to protect themselves from predators?

• Teeth

• Spines

• Scales

• Claws

How do fish find their way back to the same stream where they were born?

• Using their sense of smell

• Following the stars

• Using GPS

• By asking other fish for directions

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What do sharks have instead of scales?

• Fur

• Feathers

• Cartilage

• Bony plates

What do fish use to pull rocks back and create a safe haven?

• Tail

• Fins

• Spines

• Teeth

Where do salmon spend part of their lives before heading out to the ocean?

• River

• Lake

• Swamp

• Pond

What do fish use to mix oxygen with water for breathing?

• Gills

• Fins

• Lateral lines

• Tail