Africa Test Review

Which economic activity is the most common in North Africa?

• trade and manufacturing

• commercial farming

• coal mining

• petroleum drilling (oil)

Answer explanation

Petroleum drilling is the most common economic activity in North Africa due to the region's rich oil reserves, making it a key driver of the economy compared to other activities like trade, manufacturing, or farming.

Which is the most common climate zone in Africa?

• tropical wet and dry

• Mediterranean

• arid

• humid subtropical

Answer explanation

The most common climate zone in Africa is arid, characterized by dry conditions and low rainfall. This zone covers large areas, particularly in the northern and southern regions, making it the predominant climate type on the continent.

Which statement about Africa's population is true?

• Africa has little to no growth in population.

• Africa has the fastest-growing population in the world.

• Africa has the slowest-growing population in the world.

• Africa has a population that is in steep decline.

Answer explanation

Africa has the fastest-growing population in the world due to high birth rates and improving healthcare, leading to a significant increase in population. The other statements about little growth, slow growth, or decline are incorrect.

Which organization that is limited to Africa includes members that work together to promote peace, improve public health, and advocate for human rights?

• The Free African Society

• African Union

• Central African Republic

• United Nations

Answer explanation

The African Union is an organization limited to Africa that focuses on promoting peace, improving public health, and advocating for human rights among its member states, making it the correct choice.

Where did the first two great kingdoms of West Africa, Ghana and Mali, get their power and wealth from?

• The trade of enslaved individuals to North America.

• The trade of gold and silver with the Europeans.

• The control of trade across the Sahara.

• The control of imports from China.

Answer explanation

The first two great kingdoms of West Africa, Ghana and Mali, gained their power and wealth primarily through the control of trade across the Sahara, facilitating the exchange of gold, salt, and other goods.

What regions make up Africa?

• North Africa; West Africa; East Africa

• North Africa; West Africa; East Africa; Central and South Africa

• North Africa; South Africa

• Northwest Africa; East Africa; South Africa; Central Africa

Answer explanation

Africa is divided into several regions, including North Africa, West Africa, East Africa, Central Africa, and South Africa. The correct answer includes all these regions, making it the most comprehensive choice.

Which of these is the best definition of a river basin?

• the sources of a river and its tributaries

• the delta created by a river at its mouth

• the area drained by a river and its tributaries

• the length of a river from its source to its mouth

Answer explanation

The best definition of a river basin is 'the area drained by a river and its tributaries.' This encompasses all the land that contributes water to the river system, unlike the other options which focus on specific parts.

Which of these aspects of life in Egypt depends most on the water stored in Lake Nasser?

• annual flooding

• sewage treatment

• population growth

• perennial irrigation

Answer explanation

Perennial irrigation in Egypt relies heavily on the water from Lake Nasser, as it provides a consistent water supply for agriculture throughout the year, unlike annual flooding which is less predictable.

Read the text below. What part of the Nile River basin does it describe? "This area has the richest farmland in all of Africa. Since ancient times, much of Egypt’s food has been grown here."

• the al-Sudd

• the Nile Delta

• the land around Lake Nasser

• the land where the two Niles meet

Answer explanation

The text describes the Nile Delta, known for its fertile land and agricultural significance in Egypt since ancient times, making it the richest farmland in Africa.

Which of these created barriers to river travel on the Nile in ancient times?

• cataracts

• dams

• floodplains

• wadis

Answer explanation

Cataracts are rocky rapids or waterfalls that create natural barriers on the Nile, making river travel difficult. Unlike dams, which are man-made, cataracts were significant obstacles in ancient times.