This quiz works best with JavaScript enabled. Home > Agriculture > Agriculture Environment > Ecology > Agriculture And Environment – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Agriculture And Environment Quiz 3 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. You watch a documentary about an impoverished country near the Sahara desert. Some of the children appear to have swollen stomachs. What malnutrition disorder do they have? A) A goiter. B) Obesity. C) Kwashiorkor. D) Anemia. Show Answer Correct Answer: C) Kwashiorkor. 2. An organism that produces genes for a trait that is not originally part of its species' gene code/DNA is a A) Genetically Modified Organism (GMO). B) Organic Organism. C) Hydroponic. D) Monoculture. Show Answer Correct Answer: A) Genetically Modified Organism (GMO). 3. Even though the Green Revolution had its downsides (need for chemicals and water), the positive was ..... A) Availability for ALL farmers. B) Cheaper costs. C) Higher yields. D) Tastier grains. Show Answer Correct Answer: C) Higher yields. 4. What specific nutrient is missing in the diet of these children? A) Salt. B) Carbohydrates. C) Proteins. D) Iodine. Show Answer Correct Answer: C) Proteins. 5. What are some reasons deforestation occurs? A) Clearing land for agriculture, ranching, and mining. B) Just wanting to destroy things. C) Population moving from rural areas to cities. D) To make room for infrastructure. Show Answer Correct Answer: A) Clearing land for agriculture, ranching, and mining. 6. ..... is any waste that is a risk to the health of humans or other living things. A) Sewage. B) Hazardous waste. C) Politics. D) Water runoff. Show Answer Correct Answer: B) Hazardous waste. 7. Which of the following is one problem involved with transferring a farm from one generation to the next? A) A drop of productivity of land of more than 10%. B) Overgrazing and soil erosion. C) There are no problems, just pass it on down. D) Enormous land taxes that must be paid. Show Answer Correct Answer: D) Enormous land taxes that must be paid. 8. What are common plantation farming products? A) Cotton. B) Sugarcane. C) Coffee. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. In order for organic farmers to make a profit (an thus be economically sustainable) A) The government must continue to provide an "organic" subsidy. B) Conventional farmers must pay a tax to subsideze the organic farmers. C) Consumers must be willing to pay higher costs associated with organic produce. D) Manure must be found in abundance in close proximity to the farm. Show Answer Correct Answer: C) Consumers must be willing to pay higher costs associated with organic produce. 10. What was the positive effect of the green revolution? A) Excess use of fertilizer. B) Excess use of pesticides. C) Profit for small farms. D) High yields of grains. Show Answer Correct Answer: D) High yields of grains. 11. Alternatives to using pesticides include all of these, EXCEPT: A) Using pheromones to lure pests away from crop. B) Planting monocultures to attract pests. C) Using mechanical bug-vacs to remove pests. D) Trap cropping. Show Answer Correct Answer: B) Planting monocultures to attract pests. 12. Desertification usually occurs when A) Humans leave an area alone to undergo secondary succession. B) Soil productivity decreases due to drought and poor farming practices. C) Winds carry large amounts of sand from nearby deserts. D) Irrigation water is continually used in arid regions of the country. Show Answer Correct Answer: B) Soil productivity decreases due to drought and poor farming practices. 13. The layer where minerals that were leached out of layers above accumulate A) O horizon. B) A horizon. C) B horizon. D) E horizon. Show Answer Correct Answer: C) B horizon. 14. A large area of cropland seeded with one crop is a(n) A) Organic practice. B) Monoculture. C) Polyculture. D) Traditional farming technique. Show Answer Correct Answer: B) Monoculture. 15. What percent of soil is "mineral matter"? A) 25%. B) 45%. C) 5%. D) 50%. Show Answer Correct Answer: B) 45%. 16. What does "reduce" mean? A) Make new things. B) Use less. C) Save the Earth. D) Use more. Show Answer Correct Answer: B) Use less. 17. What is the general relationship between meat consumption and affluence? A) More affluent nations tend to be net exporters of meat products. B) Less affluent nations tend to consume more meat because poultry are so easy to raise. C) Less affluent nations tend to consume less meat because meat is thought of as a trading commodity. D) More affluent nations tend to consume more meat products. Show Answer Correct Answer: D) More affluent nations tend to consume more meat products. 18. What type of agriculture is carried out for survival-with few or no crops available for sale? Its usually organic, simply for lack of money to buy industrial inputs such as fertilizer, pesticides, or gentically modified seeds. A) Substainable agriculture. B) Subsistance agriculture. C) LDC agriculture. D) Slash and Burn agriculture. Show Answer Correct Answer: B) Subsistance agriculture. 19. What are impacts of overgrazing? A) Pollution and use of more resources. B) Loss of biodiversity, loss of native topsoil, desertification. C) More people than the infrastructure can support. D) Creation of heat islands. Show Answer Correct Answer: B) Loss of biodiversity, loss of native topsoil, desertification. 20. Leachate is a substance that A) Is a byproduct of bacterial digestion. B) Is produced in a compost pile. C) Contains dissolved toxic chemicals. D) Is produced by incinerators. Show Answer Correct Answer: C) Contains dissolved toxic chemicals. 21. Which of the following is NOT a key component of organic agriculture? A) Using genetically modified seeds. B) Applying manure as fertilizer. C) Integrated Pest Management. D) Crop Rotation. Show Answer Correct Answer: A) Using genetically modified seeds. 22. Land that contains relatively few people and large areas of open space is considered A) Rural. B) Urban. C) Suburban. D) Rangelands. Show Answer Correct Answer: A) Rural. 23. A condition that is caused by not enough iodine in diet A) Anemia. B) Goiter. C) Kwashoirkor. D) None of above. Show Answer Correct Answer: B) Goiter. 24. If fish are caught faster than they can breed the population will ..... A) Emigrate. B) Decrease. C) Stay the same. D) Increase. Show Answer Correct Answer: B) Decrease. 25. The layer of soil that contains lots of organic matter and nutrients is called the ..... , and is also known as topsoil. A) B Horizon. B) C Horizon. C) O Horizon. D) A Horizon. Show Answer Correct Answer: D) A Horizon. 26. Which of the following would PREVENT soil erosion on a farm? A) Deforestation. B) Over-grazing. C) Plowing. D) Crop rotations. Show Answer Correct Answer: D) Crop rotations. 27. Why might an insect population grow over time even after pesticides are applied monthly? A) An increase in the population of insect predators. B) Increased soil erosion. C) The survival of increasing numbers of insects resistant to the pesticide. D) An increase in soil and nutrients and soil microorganisms. Show Answer Correct Answer: C) The survival of increasing numbers of insects resistant to the pesticide. 28. When you eat eggs, your eggs most likely came from what type of chickens? A) A mamma hen. B) A broiler hen. C) A dairy hen. D) A laying hen. Show Answer Correct Answer: D) A laying hen. 29. How many components is soil made up of? A) 3. B) 2. C) 4. D) 1. Show Answer Correct Answer: C) 4. 30. Which sustainable practice utilizes techniques to delay the biological aging of food while maintaining its quality? A) Genetic Engineering. B) Waste utilization. C) Integrated pest management. D) Post-harvest management. Show Answer Correct Answer: D) Post-harvest management. ← PreviousNext →Related QuizzesAgriculture Environment QuizzesAgriculture QuizzesAgriculture And Environment Quiz 1Agriculture And Environment Quiz 2Agriculture And Environment Quiz 4Agriculture And Environment Quiz 5Agriculture And Environment Quiz 6Agriculture And Environment Quiz 7Agriculture And Environment Quiz 8Agriculture And Environment Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books