Grade 6 Science MidTerm Review

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Across
  1. 3. To use resources carefully and to not waste them.
  2. 5. How energy transfers up a food chain.
  3. 9. The process by which plants and plant like organisms make food.
  4. 10. An organism that breaks down dead things for energy.
  5. 11. An organism that eats plants or other animals. It can’t make its own food.
  6. 12. An organism that makes its own food.
  7. 13. All the living and nonliving things in a place and their interactions.
Down
  1. 1. Anything useful or necessary for living being that is found in nature.
  2. 2. Resources that nature can’t replace when they are used up.
  3. 4. Food energy moves from one organism to another
  4. 6. When air, water and soil are contaminated (污染) by harmful materials (材料).
  5. 7. How food chains work together
  6. 8. Resources that nature can replace when they are used.
  7. 11. A green molecule which helps plants do photosynthesis