Population — Test Answers

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21
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How have modern-day rail systems changed settlement patterns?

A
They have increased populations in large, overcrowded urban areas.
B
They have forced people to relocate to areas where cars are a priority.
C
They have driven population growth in rural areas located far from cities.
D
They have allowed people to move to suburbs and out of crowded cities.
22
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Match each effect with its cause.

Answer:

waste accumulation and environmental contamination|air, water, and ground pollution|habitat loss and deforestation|emergence of shantytowns and decline of living conditions|population decline and emergence of ghost towns

23

What conclusion is supported by the data in the statement and the graph?

A
Over time, many people have migrated from rural areas to urban areas within Sub-Saharan Africa.
B
Over time, many people have emigrated from rural Sub-Saharan Africa to urban regions in North Africa.
C
Over time, many people have immigrated to rural and urban Sub-Saharan Africa from other continents.
D
Over time, many people have migrated from rural areas in North Africa to urban areas in Sub-Saharan Africa.
24

Which factor aided the development of Ancestral Pueblo settlements?

A
steady summer rains
B
existing fruit trees
C
dependable hunting
D
moving around

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