Unit A - Chapter 1 - Lesson 3 - Animals

a place in which an animal can stay safe

• oxygen

• shelter

• gills

a structure some animals use to take in oxygen from water

• gills

• lungs

• muscles

a structure some animals use to take in oxygen from the air

• gills

• lungs

• muscles

structures that help a snake move

• gills

• lungs

• muscles

What gas is taken in by lungs and gills?

• carbon dioxide

• oxygen

• hydrogen

What structures do animals use to get oxygen?

• lungs

• gills

• skin

• all of the above

Which of the following animals have gills?

• a bird

• a fish

• a spider

Which of the following characteristics do most animals have?

• they can move

• they can jump

• they can shed skin

Which of the following animals have strong legs to run and jump?

• wolves

• fish

• ducks

Which of the following animals have webbed feet to help them swim?

• wolves

• fish

• ducks