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CHAPTER 18 REVIEW--AFRICA
Terms in this set (53)
A huge ___ covers most of Africa.
Africa's nickname is the ___.
The ___ is Africa's most prominent feature.
The are several huge ___ in Africa.
Give two synonyms for basin.
The ___ River is the world's longest river.
More than ___% of Egyptians depend on the Nile for their water.
The population density of Egypt along the Nile River is ___ people per square mile.
The population of all of Egypt is ___ people per square mile.
Are most rivers in Africa navigable? Why or why not.
Most rivers contain waterfalls, rapids, gorges, and cataracts that make navigating the rivers difficult.
A(n) ___ is a series of waterfalls.
___ are places where the continental plates have pulled apart.
. ___ is the longest freshwater lake in the world.
List two African volcanic mountains.
Mount Kenya and Mount Kilimanjaro
The ___ is a steep slope in Southern Africa with a nearly flat plateau on top.
Many African countries lack the ___ and the ___ to develop their natural resources.
1. Industrial base
___ is the world's largest producer of chromium.
___ is used in stainless steel.
___ is a natural resource that is used in fertilizers and explosives.
___ countries colonized much of Africa and exported the resources back to their homelands.
List the four leading oil producers in Africa.
Nigeria, Libya, Algeria, and Angola
___ has untapped oil.
___ is the most profitable commodity in Africa.
Raw material that can be soled or for a profit
___ is the second most profitable commodity in Africa.
___ is also an important commodity but is actually a cause of the rain forests disappearing.
___ is the world's largest exporter of cocoa beans.
Cote d' Ivoire
___ is the most important economic activity in Africa.
About 2/3 of Africans earn their living from ___.
Most of Africa is between the tropics of ___ and ___.
List two deserts in Southern Africa.
Kalahari and Namib
___ means desert in Arabic.
___ are huge stores of underground water.
A(n) ___ is where water has come to the surface of the desert.
Nearly 90% of Africa lies in the ___ zone.
The ___ in Central Africa receives the most precipitation.
The ___is a tropical grassland which stretches through the middle of Africa. It covers nearly half of Africa.
The ___ climate is found on the Mediterranean coast and on the coast of Southern Africa. It is characterized by cool, rainy winters and hot, dry summers.
The ___ Plain is located in northern Tanzania and is a part of the savanna.
The major rain forest is on the ___ in the Cong Basin in Central Africa.
Most animals in the rain forest live in the uppermost layer of branches that is known as the ___.
Farmers use the ___ methods to clear the rain forest.
slash and burn method
Describe the slash and burn method of clearing and farming the rain forest.
clear fields by cutting and burning trees. The ashes fertilize the soil. The land is farmed until the soil is exhausted. Then farmers find another area and start over.
___ means shore of the desert in Arabic.
The ___ is a narrow band of dry grassland that runs east to west along the southern edge of the Sahara. It is used for farming and herding.
___ is an expansion of dry conditions into moist areas that are next to deserts
Desertification is caused by nature (droughts) but ___ speeds up the process.
List four human causes of desertification.
• Overgrazing of vegetation by livestock.
• Drilling for water
• Increasing population levels (More people need more food)
___ is the sixth leading oil exporter in the world.
___ accounts for 80-90% of Nigeria's income.
The oil industry is destroying the ___ area of Nigeria.
The ___ was completed in 1970. Its purpose was to control the floodwaters of the Nile River.
Aswan High Dam
___ is the artificial lake created by this dam.
List four advantages of the Aswan High Dam.
• Controls the floodwaters
• Increased Egypt's farmable land by 50%.
• Farmers can have 2-3 crops per year
• Many people had to be relocated, including the Nubians whose way of life was permanently changed.
• Many ancient treasures had to be moved.
• Many treasures were not able to be moved and are now covered with water
• Dam decreased the fertility of the soil. There are no longer the floods that deposit the silt on the crops. Farmers now have to use artificial fertilizers. This is expensive and pollutes the area.
• Year round irrigation raises the rising water table. This causes salts to pollute the area. Expensive field drains have to be built and maintained to combat this problem.
• Rates of malaria and other diseases have increased due to greater numbers of mosquitos
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