9. Why do whales belong to the group of mammals?
a Whales have moist skin for breathing.
b. Whales have lungs and mammary glands.
c. Whales have feathers and wings for flying.
d. Whales have gills and fins for swimming.
10. Snakes, turtles and lizards belong to reptiles because they have dry scales and they la
eggs from which their offspring are hatched. Does a dog belong to this group?
3. Yes, Dogs belong to this group?
b. No, because it has hair or fur and mammary glands
c. Yes, because it has dry scales, it laid eggs and crawl
d. Yes, because it breathe through their lungs and crawl.
11. A warm blooded animal with fur and mammary gland.
a, reptile
b. mammal c. amphibian
tist
12. Animal that has gills, fins, and lateral line.
a, fish
b. bird c mammal
13. Animals with dry and scaly skins.
a. bird
b. mammal c. reptile
14. What characteristic best distinguishes birds from the other vertebrates?
a. They have bones.
c. They are covered with the
b. They lay eggs with shells.
d. They take care of the
15. Which of the following best describes reptiles?
a. They live on land only.
c. They are water welles all thes
b. They lay eggs without shells.
d. They have scales and lays with his​