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5 Written questions

5 Matching questions

  1. biogeochemical
  2. primary succession
  3. food web
  4. abiotic resevoir
  5. tertiary consumers
  1. a a network of interconnecting food chains
  2. b ecosystems involving biotic and abiotic
  3. c chemical nutrients is stockpiled
  4. d animals that eat secondary consumers (snakes)
  5. e when no ecological succession begins in a virtually lifeless area with no soil

5 Multiple choice questions

  1. these include hawks and are the highest level of the food chain
  2. bottom of the foodchain (autotrophs)
  3. the passage of energy through the components of the ecosystem
  4. where a disturbance destroys an existing community but left the soil intact
  5. the sequence of food transfer up the trophic levels

5 True/False questions

  1. secondary consumersanimals that eat secondary consumers (snakes)


  2. disturbancesevents such as fire, floods, droughts, overgrazing, or human activity that damage biological communities, remove organisms, and alter the availability of resourses


  3. detritusdead animal matter produced at all trophic levels


  4. chemical cyclingthe transfer of materials within the ecosystem


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


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