Exam 10: Food, Soil, and Pest Management

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Overgrazing by cattle can ultimately result in water pollution.

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Per unit area, the application of synthetic pesticides is higher on typical crop fields than it is on the average lawn.

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According to pesticide proponents, pesticides

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The process least likely to conserve soil nutrients is

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Farmers use alley cropping with row patterns nearly level around hills-not up and down-to dissuade soil erosion.

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Soil in the United States is eroding about ____ times faster than it can form.

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Biological control of pests

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Which of the following statements is a weakness of using pheromones?

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The International Water Management Institute has estimated that between 2005 and 2050, water use for agriculture will need to increase by ____________________ percent to help provide food for an estimated 2.5 billion more people.

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Low-input ____________________ produces higher yields than does high-input ____________________.

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An integrated pest management program attempts to

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A pheromone is

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The sale and use of pesticides in the United States is regulated by which agencies?

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A(n) ____________________ is a chemical used to control or kill populations of organisms that we consider undesirable such as insects, weeds, or rodents.

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Sharply reducing ____________________ is the single most important component of more sustainable agriculture.

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If the metric tons of fish harvested per year is reduced by 50% how will this reduction affect the sustainable yield?

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A drawback of traditional crossbreeding of plants for major food crops that is not a problem in genetically engineered food crops is the fact that

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Discuss the pros and cons of Brazil's emergence as a world superpower in food production.

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Which of the following is the list of macronutrients needed to sustain good health?

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Indicate whether the processes listed below are used in industrialized agriculture or organic agriculture. -produces about 80% of the world's food

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