Animals Through Time - Unit Assessment

1. Scientists found a whale fossil in the middle of the desert because…

• whales live in the desert habitat.
• whales used to live in the desert habitat.
• there used to be a lake in the middle of the desert habitat.
• the desert habitat used to be an ocean.

2. The green anoles are such good climbers because…

• they like climbing trees.
• they need to be able to climb to get food that is high up in the trees.
• they need to be able to get away from brown anoles on the ground.
• the green anoles that were poor climbers were more likely to get eaten by brown anoles, so they had fewer babies.

3. There are so many different varieties of dogs because…

• people chose to breed dogs with traits they wanted.
• dogs wanted to be different from each other.
• dog babies (puppies) were different from their parents.
• dogs have a lot of puppies.

4. Which is NOT an example of evidence that dinosaurs looked like big reptiles?

• Dinosaur skulls had similar skulls to reptiles today.
• Some dinosaurs had sharp teeth.
• Scientists found imprint fossils of scaly dinosaur skin.
• Dinosaurs laid eggs.

5. Becky has light-colored skin. During the summer, sometimes her skin turns red if she stays in the sun too long.

• Becky’s skin color is a trait she got from her parents.
• Becky’s skin color changed because of her experience in the summer.
• Both answers are correct

6. How does living in a group help vervet monkeys survive? Choose the best answer.

• They show each other where to find food.
• They communicate in their own language.
• They warn each other of danger.
• They groom each other’s fur.

7. If dry weather kills many of the plants in the vervet monkeys’ habitat, how would that affect the vervet monkeys?

• They would be more likely to survive.
• They would be less likely to survive.
• There would be no change.

8. A polar habitat today was always a polar habitat in the past.

• True
• False

9. We can learn about extinct animals by studying their fossils and comparing them to animals living today.

• True
• False

10. When habitats change, the kinds of animals and plants that live there change, too

• True
• False