Adaptations

Seals can live in very cold areas in the world. In order to get food, some seals must travel into icy water and swim. Which characteristic most likely helps the seals swim these icy waters?

• Thick layers of feathers

• Thick layers of fat

• Large body mass

• Gills

As the number of predators in a given environment increase, what happens to the number of prey animals?

• They remain the same

• They increase

• They decrease

• They become extinct

Plant leaves help plants to absorb sunlight and adjust to changes in available water. What is the main reason that a plant on a forest floor would have bigger leaves than those above them?

• To avoid being eaten by herbivores

• To find sunlight

• To grow up trees

• To avoid a drought

Different birds have different shaped beaks, as shown in the photograph. How do these different structural adaptations help the birds compete in a single environment?

• They help the birds reach food that other birds may not be able to reach.

• They are better able to defend themselves and predators.

• They are able to hunt for food.

• To attract mates.

Frogs have been known to hunt for food on land and in the water. How could being able to hunt in different areas give the frog an advantage?

• It can swim or run away if danger approaches.

• It can choose a mate in either the land or water.

• It can choose food from the land or water.

• It can be immune to disease in the water and on land.

Which of the following is considered a physical adaptation?

• Flying

• Camouflage

• Living Together

• Hibernation

Which of the following is considered a behavioral adaptation?

• Mating Display

• Artificial Bigness

• Mimicry

• Hair

Why do animals need camouflage?

• To hide

• To hunt

• To mate

• To fly

Complete the sentence:

Adaptations are changes an organism makes in response to their environment in order to _____________________________.

• Survive and Hunt

• Fight or Flight

• Reproduce and Live Together

• Survive and Reproduce

Traits are:

• inherited from parents

• inherited from offspring

• changes made in response to an environment

• not important