Africa Ethnic Groups, Environmental issues, Geography & History

In sub-Saharan Africa, less than 50% of the population has access to safe drinking water from environmental pollution. How has this shortage of safe drinking water affected sub-Saharan African development?

• increased the size of the Sahara

• decreased the size of the rain forest

• decreased population growth

• increased population growth

What is one of the major problems facing those who depend on the Nile River for their water?

• The river is too shallow to be used for transportation.

• The water is contaminated with human and industrial waste.

• The river always dries up during the summer months.

• The river has no fish in it.

How does unequal distribution of water in sub-Saharan Africa affect the region?

• It limits economic activity

• It decreases oil production.

• It encourages industry.

• It increases mining opportunities.

Why have some African governments ignore industrial pollution of major rivers and waterways?

• Most government officials do not recognize pollution as a problem.

• The people of most countries do not care about pollution.

• Industries always have plans in place to clear up polluting wastes.

• They want the industries to be profitable.

Which is not an impact that deforestation has had on the Congo Basin?

• It has increased poaching of animals because they are more in the open.

• It has changed the climate of the region.

• It has decreased the quality of the air because the level of carbon is lower.

• It has increased the amount of river water helping the water animals survive.

Population growth along the southern edge of the Sahara Desert has led to extensive deforestation. The deforestation has resulted in which of the following developments?

• The presence of so many farms has caused the Sahara Desert to shrink dramatically.

• Erosion has made much of the cleared land barren and unable to support farming.

• People have begun to move to other countries with more forests.

• Tropical rain forests have grown quickly to fill the cleared areas.

What effect does poor soil and deforestation have on land in Africa?

• The land has become useless for farming and agriculture.

• It has become a better place for urban development.

• It has created excellent archaeological dig sites.

• The land has become part of the national park system.

Which of these is a cause of soil erosion in Sub-Saharan Africa?

• lack of wind

• deforestation

• vegetation

• air pollution

In the Sahel, overgrazing and drought have resulted in a decrease in the grassland region. What is this process called?

• deforestation

• environmental pollution

• unequal distribution

• desertification

Which of the following is NOT a contributing factor to desertification?

• overgrazing

• poor farming techniques

• extended droughts

• use of pesticides