NAME: ________________________

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7 Written Questions

6 Multiple Choice Questions

  1. an animal that feeds on both animal and vegetable substances
  2. plant that derives moisture and nutrients from the air and rain
  3. any animal that feeds on refuse and other decaying organic matter
  4. (ecology) a community of organisms where there are several interrelated food chains
  5. An organism that exists without the aid of other members of the same species
  6. the act of competing as for profit or a prize

6 True/False Questions

  1. carnivoreany animal that feeds on flesh


  2. parasitesan organism that lives in or on another organism, deriving nourishment at the expense of its host, usually without killing it


  3. biomassthe total mass of living matter in a given unit area


  4. decomposer organismsproduce enzymes that break down proteins, starches, lipids, and almost every other known organic substance


  5. preyanimal hunted or caught for food


  6. mutationa change or alteration in form or qualities


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