19(C)

examine the environmental, economic, and social impacts of advances in technology on agriculture and natural resources.

Which of the following is a negative environmental impact of the Three Gorges Dam in China?

A It controls flooding on the Yangtze River, as well as generating electrical power.

B Trade on the Yangtze River is easier, and that increases trade world wide

C Changes in temperature, rainfall, and loss of habitat have resulted in a loss of wildlife.

D The regions of the Yangtze River below the dam no longer have enough water for farming.

Fossil fuels are in important natural resource used by countries around the world, but using fossil fuels does have a downside. Burning fossil fuels to power machines causes -

A eutrophication

B forest fires

C ozone depletion

D smog

The Green Revolution refers to the period beginning around 1950, wherein new technologies significantly increased crop yields. For example, before 1940, the United States imported 50% of its wheat. By 1960, it was producing enough wheat for its needs and still had wheat left over to export to other countries. The Green Revolution was hailed as a way to end global hunger - particularly in Africa - but that has not been the case, due to a variety of factors.

Which of the following is the best reason that explains why hunger in Africa did not end following the Green Revolution?

A Africa does not have a large enough population to grow its own food.

B The population of Africa has grown faster than the ability of farmers to produce food.

C Political instability and lack of infrastructure disrupt food distribution in Africa.

D High crop yields have declined because of climate change.

Which of the following is most likely an immediate result of the development of Industrial Revolution in Europe?

A Increased migration to the fertile rural regions of Europe.

B Increased mining of minerals such as iron.

C A general decrease in the use of coal as a natural resource.

D Laws which prohibit children from working in factories.

ARAL SEA WATER LEVEL

Based on BOTH tables above which social, environment, or economic impact regarding the Aral Sea region can be inferred?

19C

A The fishing industry declined, largely as a result of increased water usage from the 1960s to 1990s

B increased irrigation around the Aral Sea occurred with a growth in population

C Water withdraws for irrigation led to a decline in the farm economy of the Aral Sea region

D Increased irrigated areas of land allowed more farming and created more wealth for the region.