Chapter 10 Lessons 2-3 Test – Thursday, February 17, 2011

Vocabulary 1. arid – dry, but not desert-like 2. savanna – grassy plain on which few trees grow

3. gusher – an oil well that produces a large amount of oil 4. refinery – a factory that separates crude oil into different groups of chemicals

5. Sonoran Desert – dry area in Arizona where saguaro cactuses grow 6. Saguaro National Park – Park outside Tucson, Arizona where the saguaro cactus grows

7-9. Name 3 types of plants that grow in the Southwest. a. Saguaro cactus b. pinon pines c. junipers

Name three kinds of marsh plants. a. reeds b. grasses c. wild grains

Name 3 kinds of electronic equipment produced in Texas. a. computers b. radios c. calculators

16. How does rainfall in desert areas of the Southwest compare to rainfall in arid areas of the Southwest? Desert area receives less than 10 inches, while arid areas receive more than 10 inches but is still very dry.

17. How would you describe the climate of the Southwest? It varies. It is dry in some places, but humid in others.

18. How do the saguaros take in and store water? Long, shallow roots take in water. The saguaro’s body expands as water is taken in.

19. In what way is the saguaro important to wildlife in the desert? It provides shelter for many forms of wildlife.

20. What effect did the discovery of oil have on Texas? Many people came to Texas, and businesses grew there.

21.How does technology in the Southwest affect people all over the world? It provides them with equipment and information to expand their knowledge and perform tasks better.