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Midterm 2 2008

Midterm 2 2008 - 1 , a ,labour,andfossil fuelenergy b

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1. Based on the reading on Food Resources by Miller, which of the following statements is true  about the relative inputs to different agricultural systems a. Intensive traditional agriculture is characterized by high use of land, labour, and fossil  fuel energy. b. Industrial agriculture is characterized by high use of fossil fuel energy and capital,  and low use of labour c. Shifting cultivation is characterized by low use of land and capital, and high use of  labour d. All of the above e. B and C 2. Based on the lectures and the reading on Food Resources by Miller, which of the following  statements is true? a. In the USA, food processing, distribution and preparation account for less  commercial energy consumption than crop production b. Beef and pork represent more efficient conversion of grain to animal protein than  poultry c. Perennial polycultures are superior to annual monocultures for soil conservation d. Fertilizer use has no consequences for climate change e. A and C 3. In relation to global food production, which of the following statements is true?: a. Since around 1960, crop yields have increased dramatically partly as a result of  increased cropland b. Total global cereal harvested area has been increasing steadily since around 1960 c. Global cereal harvested area per capita has been increasing drastically since around  1960
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d. The “gene” revolution would likely reduce the costs of inputs for poor farmers around  the world e. A and c  4. Indicate which of the following statements is true, in relation to the challenges facing global  food production:
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Midterm 2 2008 - 1 , a ,labour,andfossil fuelenergy b

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