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5 Written questions

5 Matching questions

  1. secondary succession
  2. food chain
  3. ecosystem
  4. energy flow
  5. biomass
  1. a the sequence of food transfer up the trophic levels
  2. b the amount of living organic material in an ecolsystem
  3. c where a disturbance destroys an existing community but left the soil intact
  4. d all the organisims in a community as well as the abiotic
  5. e the passage of energy through the components of the ecosystem

5 Multiple choice questions

  1. events such as fire, floods, droughts, overgrazing, or human activity that damage biological communities, remove organisms, and alter the availability of resourses
  2. chemical nutrients is stockpiled
  3. the transfer of materials within the ecosystem
  4. bottom of the foodchain (autotrophs)
  5. ecosystems involving biotic and abiotic

5 True/False questions

  1. detritivores/ decomposersanimals that eat secondary consumers (snakes)

          

  2. decompostitonall the organisims in a community as well as the abiotic

          

  3. food weba network of interconnecting food chains

          

  4. detritusthe amount of living organic material in an ecolsystem

          

  5. primary successionwhen no ecological succession begins in a virtually lifeless area with no soil