1. What do we use to find out the name of animals and plants we do not already know?

• car keys

• house keys

• identification keys

2. It lives in the ocean but it does not belong to the group of fish.

• shark

• whale

• seahorse

3. This animal is covered with feathers.

• penguin

• polar bear

• fish

4. Which of the following is not a mammal?

• whale

• dolphin

• crocodile

5. Which of the following animals is an amphibian?

• snake

• crocodile

• frog

6. What do fish have?

• fur

• gills

• feathers

7. What do reptiles have?

• very thin skin

• very wet skin

• very dry skin

8. What do amphibians have?

• feathers

• thin skin

• dry skin

9. What do mammals have?

• fur

• feather

• gills

10. What do birds have?

• gills

• fur

• feathers