Vocabulary
More Vocabulary
Fill-in-the-Blank
True/False
100
Unusually long period with little rain.
What is a drought
100
Fresh water in the desert.
What is an oasis
100
The major difference between the Sahara and the Sahel is that the Sahel gets more __________ than the Sahara.
rain
100
Oases can be man-made.
True
200
Land that is not suitable for farming.
What is marginal land
200
Great seas of sand with tall sand dunes.
What are ergs
200
Ergs, regs, and hammadas are all desert ______________.
landforms
200
Overgrazing is a cause of desertification.
True
300
Rock and gravel-covered plains.
What are regs
300
Land becomes more and more dry until it becomes desert.
What is desertification
300
Oases are created in ____________ ways.
many
300
Ergs, regs, and hammadas are all desert ecosystems.
False
400
Come from northern latitudes and blow south, drying out the desert.
What are trade winds
400
High, rock covered flatlands.
What are hammadas
400
Pastoral nomads move from place to place to find fresh ___________ and ______________ for their herds.
water, pasture
400
Shifting agriculture is a major cause of desertification.
False.
500
Herders who move with animals from place to place looking for water and pasture land.
What are pastoral nomads
500
Dry riverbed
What is a wadi
500
Date palms provide ________, fuel, and ______________ for homes.
food, material
500
Marginal lands are most threatened by desertification.
True.
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