NREM 120 Exam Questions with Revised Answers

NREM 120 Exam Questions with Revised Answers Which of the following is NOT true about DDT? - Answer-persists in the environment for two-three months Which of the following is an example of consumptive use of wildlife? - Answer-hunting Suppose that you decided to stop spraying the pesticides that control lawn pests around your house. Over the next couple years, you noticed that the lawn grass was gradually replaced by native species of plants. This results in all of the following except ________________. - Answer-a decrease in pollinating insects visiting your lawn Which system is the most biologically productive? - Answer-estuary Why did tallgrass prairies make such good cropland? - Answer-deep, dense root systems A typical detritus food chain starts with - Answer-dead leaves and logs Total functional role of an organism in an ecosystem is known as - Answer-ecological niche How much solar energy is absorbed by plants? - Answer-~1-2% ____________ are typical primary consumers in a temperate deciduous forest. - Answer-deer Desert and tundra both _____________ - Answer-have relatively low precipitation According to Dr. Burras, soil is a non-renewable resource. - Answer-True According to your textbook, researchers have demonstrated that organic farming - Answer-is equally, if not more profitable than conventional farming Accelerated erosion is much more rapid than geological erosion. - Answer-True Which of the following animals is considered to be stenophagous? - Answer-black-footed ferret