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Which of the following best explains the diffusion of plants and animals from their hearths of domestication?

Both domesticated plants and animals spread across the globe through contagious diffusion in early years by farmers and traders, and later by relocation diffusion through European exploration and colonialism.

Corn (maize) was first domesticated in

Central Mexico

Which of the following explains why multiple early hearths of domestication and diffusion of plants and animals arose across the world in Central America, the Fertile Crescent, the Indus River valley, and Southeast Asia?

Domestication of plants and animals evolved in each hearth independently of one another as societies in each area learned and applied the process to local plants and animals.

Which of the following best explains the importance of climate to agricultural practices?

Midlatitude climates tend to support similar agricultural crops and practices, such as wheat farming in the United States and China.

Which of the following is a characteristic of shifting cultivation?

Multicropping

Sheep production in New Zealand and poultry production in Arkansas produce food animals for human consumption. Which of the following best describes the differences in the agricultural practices and land use for these products?

Sheep production is an example of extensive agriculture requiring large pastures, whereas poultry production is an example of intensive agriculture often practiced indoors.

Which of the following includes the world's earliest centers of plant domestication?

Southeast Asia, Mesoamerica, Middle East

In which of the following areas was wheat most probably domesticated earliest?

Southeastern Turkey

The two images show different agricultural methods. In the context of the Second Agricultural Revolution, which of the following trends is represented in these images?

The mechanization of farming in the Second Agricultural Revolution resulted in more reliable crop harvests and healthier populations in areas where the mechanization was adopted.

Which of the following explains the diffusion and successful cultivation of many plants and animals in new regions of the world through the Columbian Exchange?

The plants and animals diffused to a region with climate and geography similar to that of their point of domestication.

The two images represent different agricultural land survey patterns. Comparing the two images, which survey system was more efficient in terms of trade?

The river in the long lot survey system provided better access to waterways to transport goods to market.

Which of the following best explains the potential impact of rising global temperatures on agricultural regions?

The wheat belt will shift northward.

Dramatic increases in global grain production since 1950 have been made possible by

an increase in the use of energy and technology

Agriculture practiced in California differs from forms practiced in other Mediterranean agricultural regions because in California

farms use more irrigation

Traditionally, the Ganges Valley and the Nile Valley have had comparatively high population densities because of their

intensive agriculture based on irrigation

Isolated farmsteads in the United States evolved as a result of all of the following EXCEPT

physical barriers preventing communal farm practices

Land parcels in the American Midwest tend to be rectilinear because

the federal survey system adopted in the late eighteenth century imposed a geometric pattern on the landscape


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