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Living with Earth 1st Edition Classroom Response System Questions Chapter 11 © 2011 Pearson Education, Inc. 11.01 Amongst the roles that soil plays in the environment are: A. B. C. D. E. recycling waste. transferring matter among Earth systems. cleaning water. All of the above A and C © 2011 Pearson Education, Inc. 11.01 Amongst the roles that soil plays in the environment are: A. B. C. D. E. recycling waste. transferring matter among Earth systems. cleaning water. All of the above A and C ANSWER: D, [p. 329] © 2011 Pearson Education, Inc. 11.02 Humus is known to be: A. B. C. D. weathered parent material. soil found in the zone of accumulation. organic matter. coarsely chopped up bedrock. © 2011 Pearson Education, Inc. 11.02 Humus is known to be: A. B. C. D. weathered parent material. soil found in the zone of accumulation. organic matter. coarsely chopped up bedrock. ANSWER: C, [p. 333] © 2011 Pearson Education, Inc. 11.03 Why is bacteria in soil critical to its health and fertility? A. Because the bacteria support vegetable growth. B. Because the bacteria fight off diseases that the soil might undertake. C. Because the bacteria eat all of the carbon that can ruin the plants. D. Because the bacteria undergoes photosynthesis which helps the life of the soil. © 2011 Pearson Education, Inc. 11.03 Why is bacteria in soil critical to its health and fertility? A. Because the bacteria support vegetable growth. B. Because the bacteria fight off diseases that the soil might undertake. C. Because the bacteria eat all of the carbon that can ruin the plants. D. Because the bacteria undergoes photosynthesis which helps the life of the soil. ANSWER: A, [p. 340] © 2011 Pearson Education, Inc. 11.04 Soil is most susceptible to erosion __________. A. B. C. D. wherever bacteria exhaust all of the carbon wherever vegetation cover is removed wherever there is too much life in the soil None of the above because soil cannot be eroded © 2011 Pearson Education, Inc. 11.04 Soil is most susceptible to erosion __________. A. B. C. D. wherever bacteria exhaust all of the carbon wherever vegetation cover is removed wherever there is too much life in the soil None of the above because soil cannot be eroded ANSWER: B, [p. 342] © 2011 Pearson Education, Inc. 11.05 Pesticides and herbicides have major effects on: A. B. C. D. E. soil biodiversity. health of small animals, only. quality of water. health of people, animals, and plants. All of the above © 2011 Pearson Education, Inc. 11.05 Pesticides and herbicides have major effects on: A. B. C. D. E. soil biodiversity. health of small animals, only. quality of water. health of people, animals, and plants. All of the above ANSWER: E, [p. 346] © 2011 Pearson Education, Inc.