Unit Test — Unit test

Question 1

Which types of crops almost always are exported, and are rarely consumed by the nation that produces them? A. cash crops B. subsistence crops C. luxury crops D. high-volume crops Please select the best answer from the choices provided.

Revolt · Accepted Answer

C

Question 2

Analyze the chart below and answer the question that follows. Data courtesy of the CIA World Factbook, 2010 Which of the following statements is true, based on the chart above? A. The United States controls the same amount of arable land as China and India combined. B. Brazil has so little arable land that it is an underdeveloped country. C. Seven countries control almost half of the planet's arable land. D. Most arable land is located in the Northern Hemisphere. Please select the best answer from the choices provided.

Revolt · Accepted Answer

C

Question 3

Which of the following is not an agricultural innovation that has occurred since industrialization? A. refrigeration B. mechanical threshers C. electricity D. irrigation Please select the best answer from the choices provided.

Revolt · Accepted Answer

D

Question 4

If Earth reaches its maximum production potential in 2050, agricultural production will need to increase by__________ to feed the population. A. 200% B. 300% C. 400% D. 500% Please select the best answer from the choices provided.

Revolt · Accepted Answer

B

Question 5

Which of the following statements best explains why farmers in Mediterranean climates have an advantage? A. This region receive the best rainfall and climate for farming. B. Europe is one of the world’s most important markets. C. Farmers can increase their profits because they work on larger farms. D. Many crops that grow well in this region are high-value crops. Please select the best answer from the choices provided.

Revolt · Accepted Answer

D

Question 6

Which of the following usually does not impact agricultural production and consumption? A. disease B. the availability of arable land C. supply and demand D. infrastructure Please select the best answer from the choices provided.

Revolt · Accepted Answer

A

Question 7

All of the following are potential effects of clearing land except __________. A. less biodiversity B. less arable land C. more CO2 emissions D. more erosion Please select the best answer from the choices provided.

Revolt · Accepted Answer

B

Question 8

Using complete sentences, explain why farming in Africa has not made the gains seen elsewhere in the world.

Revolt · Accepted Answer

Farming in many parts of Africa has not made the gains seen elsewhere because farmers often have limited access to irrigation, improved seeds, fertilizer, modern equipment, and financing. Unreliable rainfall, poor soils, pests, and inadequate roads and storage can also reduce harvests and make it difficult to sell crops. Conflict and unstable policies have added to these challenges, slowing the spread of agricultural improvements, although conditions vary across the continent.

Question 9

Which of the following is not a factor that is preventing agricultural success in less-developed countries? A. geography and climate B. lack of access to fertilizers and machinery C. less access to education and training D. investment in high-value crops Please select the best answer from the choices provided.

Revolt · Accepted Answer

D

Question 10

Birth rates are lower in less-developed countries. Please select the best answer from the choices provided.

Revolt · Accepted Answer

F

Unit Test — Unit test Answers

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