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5 Written questions

5 Matching questions

  1. Responsible Ranching
  2. overgrazing
  3. three levels of biodiversity
  4. indicator species
  5. less transpiration
  1. a a species that makes scientists recognize habitat degradation and loss of diversity when its population declines
  2. b allows winds to erode the soil
  3. c riparian zones: narrow corridors of vegatation along a stream or river (very important). cattle zones are moved away from river or streambanks (alternate water source)
  4. d genetic, species, and ecosystem
  5. e less rainfall

5 Multiple choice questions

  1. land or aquatic regions characterized by climate, geography, and the species
  2. one that is confined to the limited area where it evolved (more likely to go extinct than those with more widespread distribution) - ex: giant pandas
  3. many kinds of organisms in different habitats all become extinct in a short period of time
  4. strip logging (cycles of logging) to prevent erosion - good for local logging
  5. the higher the price on the black market

5 True/False questions

  1. desertificationa conversion of grassland or woodland to desert


  2. renewable energy sourcesone that is likely to become endangered in the near future


  3. threatened speciesa species that has population levels so low it faces extinction


  4. endangered speciesa species that has population levels so low it faces extinction


  5. Using Genetic Diversitygene transfers may boost the production of corn for people in Mexico