Matter & Energy

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Across
  1. 3. chemical backbone of life on Earth
  2. 5. a chemical process...
  3. 7. The smallest particle of a substance that has all of the physical and chemical properties of that substance.
  4. 8. process by which green plants and some other organisms use sunlight to synthesize foods
  5. 10. organism that produces organic compounds
Down
  1. 1. non-living part of an ecosystem that shapes its environment
  2. 2. an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.
  3. 4. organism that derives the organic compounds and energy it needs from the consumption of other organisms
  4. 6. living organism that shapes its environment
  5. 9. biological community of interacting organisms and their physical environment.