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Chapter 12,20 Review

Chapter 12,20 Review. Genetic research of the second green revolution produced _____ , specially bred for tropical and subtropical climates. A. sugarcane and pineapples B. rice and wheat C. corn and potatoes D. bananas and coconuts. 0 of 5. Answer Now.

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Chapter 12,20 Review

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  1. Chapter 12,20 Review

  2. Genetic research of the second green revolution produced _____ , specially bred for tropical and subtropical climates. A. sugarcane and pineapples B. rice and wheat C. corn and potatoes D. bananas and coconuts 0 of 5 Answer Now

  3. Agriculture contributes ____% to the GNP of the United States. A. 8 B. 18 C. 28 D. 38 0 of 5 Answer Now

  4. The type of agriculture that supplements solar energy with human labor and draft animals is • A. plantation agriculture. • B. traditional intensive agriculture. • C. traditional subsistence agriculture. • D. industrialized agriculture. 0 of 5 Answer Now

  5. Which of the following statements is false? A. Raising animals for food requires more energy than it produces. B. Most plants require more energy from fossil fuels to grow them than they produce. C. In the United States, an average of 10 units of nonrenewable fossil-fuel energy is need to put 1 unit of energy on the table. D. Subsistence farming is more energy efficient than the U.S. production system. 0 of 5 Answer Now

  6. In 1995, livestock and fish raised for food required A.over three-fourths of the earth's land surface. B. over three-fourths of the world's labor force. C. over one-third of the world's grain production. D. more than one-half of the world's fertilizer. 0 of 5 Answer Now

  7. Out in your wheat fields in Oklahoma, you decide to plant several different varieties of wheat. A student from Oklahoma State University studying sustainable agriculture observes that you are practicing _____. A. polyculture B. agroforestry C. intercropping D. polyvarietal cultivation. 0 of 5 Answer Now

  8. Kwashiorkor A. occurs in newborn children. B. is a result of lack of protein. C. is a lack of sufficient calories. D. is a severe form of diarrhea. 0 of 5 Answer Now

  9. Anemia can be the result of a deficiency in A. cobalt. B. iodine. C. iron. D. calcium. 0 of 5 Answer Now

  10. Overnutrition is characterized by diets A. high in meat. B. high in fruit and fiber. C. high in fresh vegetables. D. low in meats. 0 of 5 Answer Now

  11. Which of the following plants has been called "supermarket on a stalk"? A. peanut B. soybean C. winged bean D. rice 0 of 5 Answer Now

  12. What is metabolic reserve? A. the caloric content of beef B. growing leaf bases of grasses C. the nutrient content of the soil D. nutrients contained in livestock manure 0 of 5 Answer Now

  13. Most overgrazing is caused by A. drought. B. climate changes. C. large populations of wild herbivores. D. too many grazing animals for too long a time. 0 of 5 Answer Now

  14. Which of the following is the most energy efficient to produce? A. pigs B. chicken C. catfish D. cattle 0 of 5 Answer Now

  15. The world's marine catch is not expected to increase significantly. The factor least responsible for this trend is A. increased population growth. B. global warming. C. overfishing. D. water pollution. 0 of 5 Answer Now

  16. Large amounts of food aid can A. inflate local food prices. B. discourage receiving governments from investing in rural agricultural development to grow sustainable crops. C. stimulate mass migration from cities to rural areas. D. increase food production. 0 of 5 Answer Now

  17. All of the following are characteristic of sustainable agriculture except A. perennial plants. B. nontraditional crops. C. diversity of fruits and vegetables. D. large-scale monoculture. 0 of 5 Answer Now

  18. Sustainable agriculture A. uses pesticides. B. minimizes erosion. C. requires high inputs of fossil fuel. D. employs massive fertilization programs. 0 of 5 Answer Now

  19. Sustainable agricultural guidelines are least likely to recommend A. shifting to full-cost pricing. B. reducing poverty. C. increasing population growth so there will be more farmers. D. increasing research on and subsidizing of sustainable agriculture. 0 of 5 Answer Now

  20. Sustainable agriculture is characterized by major use of A. massive irrigation projects. B. fossil fuels. C. pesticides. D. organic fertilizers. 0 of 5 Answer Now

  21. FRQ • Positives and negatives about genetically modified food • Explain what a GMO is. An example of genetically food • Are you for or against GMOs, defend your answer with science • Alternatives to GMOs.

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