Unit 2 Study Guide Review

How did the Great Lakes form?

• By the collision of tectonic plates

• by runoff from teh Appalachian Mountains

• by water rising from underground springs

• by glacier basins filling with water

2. What region of Florida providing rich habitats for a variety of animals and plant species is threatened by environmental degradation?

• The Great Salt Lake

• The Everglades

• The redwood forests

• The Chesapeake Bay

3. What major river flows some 2,350 miles from its source in Minnesota to the Gulf of Mexico, making it an important route for trade?

• The Colorado River

• The Allegheny River

• the St. Lawrence River

• The Mississippi River

4. Why is the environmental condition of the Gulf of Mexico important to the U.S. economy?

• Commercial fishing provides jobs and a domestic food source for Americans

• The region is prone to hurricanes.

• Several island countries lie in the Gulf of Mexico.

• Several major rivers empty into the Gulf of Mexico

5. What U.S. state includes areas that have a subarctic climate that supports a variety of wildlife, including grizzly bears, bald eagles, wolves, and bobcats?

• Maine

• Idaho

• Alaska

• Michigan

6. Why is the United States one of the most ethnically diverse countries in the world?

• The lands which Europeans colonized contained powerful kingdoms of many nationalities.

• The earliest inhabitants arrived some 15,000 years ago.

• Over centuries, immigrants have arrived from many different countries.

7. Because of its immigration history, _____in the United States.

• Cities are the most ethnically uniform areas

• There are abundant natural resources

• A postindustrial economy emerged

• Many different religions are practiced

8. How was geography important to the colonial New England economy?

• It had a mild climate and rich soils

• It had excellent natural harbors and an abundant supply of timber.

• It had abundant reserves of fossil fuels.

• It had an ideal climate for growing cotton for export.

9. A growing economic activity in Canada is _______, which has caused controversy in the fishing industry because of potential risks to consumers.

• Overfishing

• Damming

• Logging

• Aquaculture

10. The _____ stretch more than 3,000 miles from new Mexico to Alaska.

• Appalachian Mountains

• Rocky Mountains

• Pacific Ranges

• Great Plains