Chapter 18 Flashcards

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0
Q

What is another name for Africa?

A

The plateau continent

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1
Q

What landform covers most of Africa?

A

Plateau

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2
Q

What is a basin?

A

A depression

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3
Q

What River flowing through Uganda and Sudan into Egypt is more than 4,000 miles long?

A

The Nile River

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4
Q

What percentage of Egyptians depend on the Nile for water?

A

95%

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5
Q

What River forms the continent’s greatest network of waterways, but is broken up by 32 cataracts?

A

The Congo River

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6
Q

What are long, thin valleys known as?

A

Rift valleys

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7
Q

What part of Africa is pulling away from the rest?

A

The eastern portion

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8
Q

What is the longest freshwater lake in the world?

A

Lake Tanganyika

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9
Q

What is Africa’s tallest mountain?

A

Mt. Kilimanjaro

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10
Q

What is a steep slope with a nearly flat plateau on top known as?

A

Escarpment

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11
Q

What percentage of the world’s platinum does South Africa produce?

A

80%

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12
Q

What percentage of the world’s gold does South Africa produce?

A

30%

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13
Q

What three countries are among the world’s leading petroleum producers?

A

Libya, Nigeria, and Algeria

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14
Q

What percentage of the world’s coffee does Africa grow?

A

20%

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15
Q

What is the world’s largest exporter of cocoa beans?

A

Côte d’Ivoire

16
Q

What is the world’s largest desert?

A

The Sahara

17
Q

What organism do travelers rely on for desert transportation?

A

Camels

18
Q

What are huge stores of underground water known as?

A

Aquifers

19
Q

What is a place in a desert where water from an aquifer comes to the surface, supporting vegetation and wildlife?

A

Oasis

20
Q

What is the “winter” of the tropics?

A

Night

21
Q

Where are Mediterranean climates found in Africa?

A

The northern and southern tips of the continent

22
Q

What is the name of the tropical grassland in northern Tanzania?

A

The Serengeti Plain

23
Q

How many different tree species does one square acre of rainforest contain?

A

100

24
Q

What is the uppermost layer of branches, about 150 feet above the ground?

A

Canopy

25
Q

What is the region containing most of Nigeria’s soil?

A

Niger delta

26
Q

What is the narrow band of dry grassland running east to west along the southern edge of the Sahel?

A

Sahel

27
Q

What is the expansion of dry conditions into moist areas next to deserts?

A

Desertification

28
Q

What discovery made Nigeria rich?

A

The discovery of oil

29
Q

Who became Nigeria’s president in 1999?

A

Olusegun Obasanjo

30
Q

What dam was built between Egypt and Sudan to give farmers a regular supply of water?

A

The Aswan High Dam