This quiz works best with JavaScript enabled. Home > Agriculture Environment > Ecology > Agriculture And Environment – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Agriculture And Environment Quiz 27 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which one of these techniques would be the best for reducing water erosion on farmland that is along a steep hillside? A) Terracing. B) Contour plowing. C) Strip cropping. D) A windbreak. Show Answer Correct Answer: A) Terracing. 2. The first agriculturalists were A) Commercial farmers. B) European entrepreneurs. C) Also hunter-gatherers. D) Most likely males. Show Answer Correct Answer: C) Also hunter-gatherers. 3. Chemical messengers that are produced in the plant and control growth. A) Hormones. B) Tropisms. C) Compounds. D) Sugars. Show Answer Correct Answer: A) Hormones. 4. What is an ecological impact of soil erosion? A) Loss of healthy soil. B) Creation of better soil. C) Food for farm animals. D) Destruction of bird sanctuaries. Show Answer Correct Answer: A) Loss of healthy soil. 5. What were the benefits of the "green revolution"? A) It reduced the price of food and improved the lives of many people,. B) It increased the amount of organic foods available in markets and reduced the cost of production. C) It created environmentally friendly pesticides. D) It created "super foods". Show Answer Correct Answer: A) It reduced the price of food and improved the lives of many people,. 6. Which is part of an integrated pest management? A) No-til. B) Increased application of pesticides. C) Contour plowing. D) Crop rotation. Show Answer Correct Answer: D) Crop rotation. 7. Which of the following is typically true of desert soil? A) It has a thick O horizon. B) It has a rich A horizon with a lot of humus. C) It experiences high amounts of chemical weathering. D) It is dry and rocky with little organic matter. Show Answer Correct Answer: D) It is dry and rocky with little organic matter. 8. What is mineral matter? A) Rocks. B) Sediments. C) Sand, silt, & clay. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. Vegetation and manufactured structures that cover land. A) Land cover. B) Land use. C) Urban area. D) Rural area. Show Answer Correct Answer: A) Land cover. 10. An integrated pest management approach to pest control emphasizes which of the following? A) Eradication of the pest population. B) Reduction of crop damage to an economically tolerable level. C) Use of plant monoculture to simplify spraying. D) Elimination of the use of second generation pesticides. Show Answer Correct Answer: B) Reduction of crop damage to an economically tolerable level. 11. Many early farmers of the Western U.S. plains believed a theory called "Rain Follows the Plow." What was the problem with this theory? A) Farming actually makes it rain less, not more. B) The climate at the time farming took place was not any different than normal. C) The usually high precipitation during this period of early farming and settling was a coincidence. D) This theory is actually true. Farming and settling an area makes it rain more frequently. Show Answer Correct Answer: C) The usually high precipitation during this period of early farming and settling was a coincidence. 12. Legumes have special root nodules that contain colonies of bacteria. The bacteria receive nutrients from the plant, and the plant receives nitrogen from the bacteria. This is an example of a ..... relationship A) Mutualistic. B) Commensalistic. C) Parasitic. D) None of above. Show Answer Correct Answer: A) Mutualistic. 13. How does plowing cause topsoil erosion? A) It actually prevents topsoil erosion. B) It loosens the soil so it erodes more easily. C) It exhausts the nutrients in the ground. D) It removes the water in the ground. Show Answer Correct Answer: B) It loosens the soil so it erodes more easily. 14. Eliminating invasive plants and replacing them with native plants is one aspect of A) Urban management. B) Deforestation. C) Range improvement. D) Overgrazing. Show Answer Correct Answer: C) Range improvement. 15. The process of nutrients or minerals being removed from soil by dissolving in water A) Salinization. B) Aeration. C) Compaction. D) Leaching. Show Answer Correct Answer: D) Leaching. 16. Which of the following is the most efficient method of irrigation? A) Furrow irrigation. B) Drip irrigation. C) Contour irrigation. D) Center Pivot irrigation. Show Answer Correct Answer: B) Drip irrigation. 17. Nicotine sulfate is an example of a A) First generation pesticide. B) Pesticide developed synthetically. C) Second generation pesticide. D) Teratogen. Show Answer Correct Answer: A) First generation pesticide. 18. Livestock does not provide humans with A) Ruminants. B) Wool. C) Manure. D) Leather. Show Answer Correct Answer: A) Ruminants. 19. Pesticides kill ..... ? A) Weeds and insects. B) Insects and other pests. C) Weeds only. D) Insects only. Show Answer Correct Answer: B) Insects and other pests. 20. People moving from the rural areas to cities is called ..... A) Ruralization. B) Urbanization. C) Colonization. D) None of these. Show Answer Correct Answer: B) Urbanization. ← PreviousNext →Related QuizzesAgriculture Environment QuizzesAgriculture And Environment Quiz 1Agriculture And Environment Quiz 2Agriculture And Environment Quiz 3Agriculture 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