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WorksheetsChapter 20 Quiz Review
Total questions: 20
Worksheet time: 10mins
Which of these is a major difference between the Sahara and the Sahel?
The Sahara has larger forests.
The Sahel receives more rainfall.
The Sahara has more cropland.
The Sahel records higher temperatures.
Marginal land is best described as land that is _________________.
watered by an oasis
on the edge of a town
not well suited for farming
best used for raising cash crops
What do Ergs, Regs, and Hammadas have in common?
They are all desert flora.
They are all desert fauna.
They are all desert land-forms.
They are all desert ecosystems.
What does this diagram tell about oases?
Oases are not found in deserts.
Oases are created in many ways.
Oases are created only by humans.
Oases are not fed by natural springs.
What is the main reason pastoral nomads move from place to place?
to sell their trade goods
to care for their date palms
to clear new land for their crops
to find fresh pasture for their herds
Which statement explains the importance of date palms best?
Date palms provide shelter for nomads and their herds.
Date palms provide food, fuel, and materials for homes.
Date palms provide drinking water for people and animals.
Date palms provide a cash crop for farmers on marginal lands.
All of the following are major causes of desertification except ______________.
overgrazing
defoerestation
long-term drought
shifting agriculture
Which of the following are most threatened by desertification?
croplands
forested areas
marginal lands
wilderness areas
Which definition matches best with desertification?
The process in which an area becomes increasingly dry.
The process in which an area becoming increasingly wet.
Land not well suited for farming.
Land well suited for farming.
The Sahara gets is name from the Arabic term "sahra" which means _________.
Oasis
Desert
Shore
Wind
The Sahel gets is name from the Arabic term "sahel" which means _________.
Oasis
Desert
Shore
Wind
Which of the following was not an example of new technology in the desert?
Satellite phones
Drilling machines and electric pumps
Trucks and small planes
Hydroelectric power plants
Which location is most likely to have the largest variety of plants and animals.
Sahara
Sahel
Oasis
Which location is most likely to have the lowest variety of plants and animals.
Sahara
Sahel
Oasis
Which plant is the most important to life at an oasis in North Africa?
Acacia
Baobab
Date Palm
Cactus
Which of the following is not an issue with water at an oasis?
Wells and pumps do not always accessed easily.
Too much agriculture can cause shortages.
When used too much the underground streams can run dry.
Wind breaks use too much water.
Which location is likely to have a mix of grasslands, acacia trees, and small bushes?
Sahara
Sahel
Oasis
What is shifting agriculture?
Rotating field to ensure soil quality.
A change.
Removal of trees and shrubs.
Creating windbreaks.
What is the definition of an adaptation?
Rotating field to ensure soil quality.
A change.
Removal of trees and shrubs.
Creating windbreaks.
Which of the following does not help prevent desertification?
Rotating field to ensure soil quality.
Using coal rather than wood for fires.
Removal of trees and shrubs for firewood and farm land.
Creating windbreaks.
