Deserts Multiple Choice Questions and Answers

11. Kalhari is situated in

1. South America
2. West Asia
3. South Africa
4. North Africa

12. Much of a deserts surface consists of sand, gravel, and rock rubble because

1. clay minerals form slowly in a desert environment
2. wind blows away clay and soil before it can accumulate to great thickness
3. vegetation is sparse and cannot prevent erosion of soil
4. all of these

13. Sonoram desert includes

1. Lower California and north-west coast of the Mexican mainland
2. New York State
3. Albama
4. Texas

14. The Great Basin and Mojave deserts of western North America exist primarily

1. because they lie near the equator
2. because they lie thousands of kilometers from the ocean
3. because they lie in the rainshadow of coastal mountains
4. all of these

15. The main cause of Kalhari being a ddesert is

1. The cloud current near the coast
2. Its location in the tropics
3. Its people are primitive
4. Its location in the west coast in the tropics

16. The transformation of semi-arid regions into deserts is called

1. desertification
2. deflation
3. deforestation
4. detoxification

17. This area in Utah is probably which type?

1. Desert
2. Wetland
3. Mountain
4. Forest

18. What are the main types of deserts?

1. Hot deserts, warm deserts
2. Hot deserts, cold deserts
3. Hot deserts only
4. Hot deserts, lukewarm deserts

19. What minerals are responsible for the orange-brown colors of weathered surfaces in the desert?

1. quartz
2. alkali feldspar
3. iron oxides
4. all of these

20. Which adaptation would help a desert plant survive a hot summer?

1. large, thin leaves
2. lots of leaves in bunches
3. a dark green color
4. small, thick, waxy leaves