envrt 201 - 1. Based on the reading on Food Resources by...

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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 steadily since around 1960 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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a. Global cereal productivity (yield per hectare) started declining from its peak in the early 1990s b. Much more of the world’s cropland is devoted to grain production meant for direct consumption by humans than for feeding livestock. c. Because of the economics of water use, agriculture has an advantage over industry in land allocation d. There remains significant potential to improve crop yields through advances in plant breeding e. None of the above 5. Environmental externalities: a. Lead to sustainable use of natural resources b. Result in an over-supply of public goods that are privately created c. Can provide incentives to recycle and reduce pollution per unit output, when fully internalized d. None of the above e. B and C 6. With respect to externalities, indicate which of the following statements is true: a. Externalities have the potential to occur in the case of common property resources b. Externalities are said to occur when the costs due to an activity are fully borne by the agent engaging in the activity c. A “social trap” causes excessive amounts of negative externalities to be produced d. None of the above e. A and C 7. Net social benefit is: a. The same as consumer surplus b. Total social benefit minus consumer surplus c. Consumer surplus plus producer surplus d. Consumer surplus minus total cost e. None of the above
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8. In comparing the marginal economic benefits and costs of an environmental policy:
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This note was uploaded on 02/13/2010 for the course ENVR ENVR 201 taught by Professor Madhav during the Fall '09 term at McGill.

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envrt 201 - 1. Based on the reading on Food Resources by...

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