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5 Written questions

5 Multiple choice questions

  1. Food, Space, Water, Mates, Lights, or the alpha position.
  2. Role is to recycle waste and dead material, by changing it in to nutrients and minerals.
  3. group of the same kind of organism living in a certain place
  4. CO2
  5. a relationship between two species in which both species benefit

4 True/False questions

  1. communitiesthe relation between two different kinds of organisms when one receives benefits from the other without damaging it.


  2. how much nitrogen is in the atmosphere?8/10


  3. nichesthe role of an organism in its habitat, or how it makes its living


  4. Photosynthesis requires _____.CO2