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4 Written questions

4 Multiple choice questions

  1. Survives by stealing energy off another animal
  2. Occurs after a disturbance in an already existing ecosystem. First species to appear are weeds/grasses.
  3. Free nitrogen can not be used so it has to become fixed. Bacteria perfoms this function.
  4. If...Then statement that is testable.

3 True/False questions

  1. Food WebA food web has multiple (many) paths in which energy flows in an ecosystem. The arrow points in the direction energy goes!


  2. PredatorAnimal that gets eaten.


  3. ScavengerEats animals that are already dead.