Unit 5 Review

According to von Thunen's Model, which agricultural zone is closest to the market?

• Cattle ranching

• Commercial Grain

• Dairy Farming

• Forestry

One result of overgrazing in semi-arid climates is

• excessive runoff

• desertification

• exploitation

• salinization

Which of the following refers to agriculture in which the products are mainly used to feed the farmer's own family?

• Commercial agriculture

• Shifting agriculture

• Extensive agriculture

• Subsistence agriculture

All of the following are true about the Green Revolution EXCEPT

• It relied on scientific advances, not on developing new machinery

• It only affected agriculture in the core

• It created plants with characteristics like higher yields and/or less need for water

• It had the least impact in Sub-Saharan Africa

Which type of agriculture is found primarily in developing countries/countries of the (semi) periphery?

• Plantation

• Truck farming

• Mediterranean

• Livestock ranching

Which of the following is NOT true of commercial agriculture in the core?

• Farmers rely heavily on machinery

• Products are mostly consumed by people far from the farms

• Agribusinesses have very little role in the agricultural system

• A small percentage of the workforce is engaged directly in agriculture.

Physiological density is defined as

• the number of people compared to total land area.

• the number of farmers compared to the total population.

• the number of people compared to the amount of arable land.

• the number of farms compared to amount of arable land

Which of the following is a criticism of shifting cultivation?

• encourages deforestation

• leads to soil erosion and depletes nutrients

• consumes a lot of land to feed a small number of people

• is dominated by large companies from the core

Which of the following factors does von Thunen's model use to predict what farmers will produce in a given location?

• transportation costs

• cost of land

• perishability of the product

• what crops are in highest demand

According to the von Thunen model, what type of agricultural practice would locate in the outer most concentric ring?

• dairy
• grazing
• foresty
• horticulture