Unit 8 Review (III) Question Preview (ID: 45884)


SS7G1 - SS7G4.

Which statement about deforestation is true?
a) Deforestation can cause desertification.
b) Deforestation cannot be reversed.
c) Deforestation is helpful to native animal species.
d) Deforestation is good for the soil.

Due to desertification in Africa:
a) grassland regions are decreasing
b) higher populations of Africans are moving to the Sahara
c) the Sahara gets smaller each year
d) the tropical rain forests are disappearing

How is water distributed throughout Africa?
a) Water is not evenly distributed across Africa.
b) Northern Africa and sub-Saharan Africa have equal amounts of water.
c) Water is only located in sub-Saharan Africa.
d) High quantities of water exist in the Sahara and the Sahel.

In the Sahel, overgrazing and drought have resulted in a decrease in the grassland region. What is this process called?
a) desertificationc
b) deforestation
c) reforestation
d) desalinization

Why are droughts so dangerous for Africans living in the Sahel?
a) Most people rely on farming.
b) Diamond mining employs the most people.
c) Thick rainforests cover the region.
d) Oil is the major industry.

How has water pollution affected Africa?
a) It has decreased the amount of water available for drinking and irrigation.
b) It has increased the amount of water available for drinking and irrigation.
c) It has had no effect on the amount of water available for drinking and irrigation.
d) It has led to peace between all nations in the region.

What effect do poor soil and deforestation have on land in Africa?
a) Land is useless for farming and agriculture.
b) Land becomes part of national park systems.
c) Land is excellent for archaeological dig sites.
d) Land becomes a better place to raise families.

Which of these is an environmental problem that has been caused by deforestation in Africa?
a) lack of clean air
b) lack of natural resources
c) lack of warm weather
d) lack of fresh water

Which major African ethnic group is primarily made up of Christians?
a) the Ashanti
b) the Bantu
c) the Arabs
d) the Swahili

Both the Arabs and Swahili practice:
a) Islam
b) Christianity
c) Buddhism
d) Judaism

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