Activities

1. An animal will decrease its rate of metabolism when hibernating. In addition to burning food more slowly the animal will also
   1. Fall into a deep sleep
   2. Lower its body temperature
   3. Lower its breathing rate
   4. All of the above

2. When the seasons change, some organisms like Canada geese, sharks, and Monarch butterflies _________________ elsewhere to find a new place to live.
   1. Fly
   2. Hunt
   3. Hibernate
   4. Migrate

3. List two animals. Describe a response that each of the organisms has to environmental changes and how those changes affect survival.
   
   
4. Explain the two main ways that an organism adapts to survive? Include examples.

Answer Key/Rubric

1. D.
   
   
2. D.
   
   
3. Acceptable responses might include, but not be limited to:

• Camel – produces very little sweat and urine allowing it to store more water in its body so it can survive in the desert where there is very little water
• Arctic fox – fur turns white in the winter to provide camouflage against the snow providing it protection from its predators
• Cheetah – has long powerful legs to it can catch it prey and have food to survive in the savannah

4. Acceptable responses might include, but not be limited to:

• An organism adapts to survive by changing its behavior or physical characteristics. An example of a behavior change would be birds migrating from Pennsylvania in the fall to a warmer climate. A physical characteristic example would be a beaver’s tail. It is large, flat, and almost hairless and is used to help the beaver balance on its hind legs when chewing on a tree or to slap the water to warn other beavers of danger.