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5 Written questions

5 Matching questions

  1. primary succession
  2. secondary consumers
  3. detritivores/ decomposers
  4. biogeochemical
  5. food web
  1. a ecosystems involving biotic and abiotic
  2. b when no ecological succession begins in a virtually lifeless area with no soil
  3. c small mammals (mouse)
  4. d get energy from detritus
  5. e a network of interconnecting food chains

5 Multiple choice questions

  1. dead animal matter produced at all trophic levels
  2. bottom of the foodchain (autotrophs)
  3. when a disturbed area is gradually replaced by a succession of other species
  4. events such as fire, floods, droughts, overgrazing, or human activity that damage biological communities, remove organisms, and alter the availability of resourses
  5. the amount of solar energy converted to chemical energy by producers for a given area in a given time period

5 True/False questions

  1. biomassthe amount of living organic material in an ecolsystem


  2. abiotic resevoirthe amount of living organic material in an ecolsystem


  3. quaternarythese include hawks and are the highest level of the food chain


  4. ecosystemall the organisims in a community as well as the abiotic


  5. tertiary consumersanimals that eat secondary consumers (snakes)


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