Energy & Matter in an Ecosystem

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Across
  1. 4. detritivore that breaks down dead organisms and waste products through chemical processes
  2. 6. organism that consumes food to obtain energy
  3. 10. factors that limit the growth of a population
  4. 11. organism that consumes producers only
  5. 13. model that shows trophic levels of an ecosystem
  6. 16. organism that consumes dead organisms or organic waste
  7. 17. substances that are produced in a chemical reaction
  8. 18. organism that consumes animals only
  9. 19. the living populations and non-living parts of a certain area
  10. 20. process that producers use to change carbon dioxide and water into glucose and oxygen
  11. 22. organism that produces food through the photosynthesis
  12. 23. refers to water environments
  13. 24. building block of matter
  14. 26. elements and compounds are rearranged to form new elements and compounds
Down
  1. 1. anything that has mass and volume
  2. 2. living thing
  3. 3. two or more elements that are bonded
  4. 5. sugar that organisms use in the process of cellular respiration to make energy
  5. 7. consumer that hunts other animals for food
  6. 8. protecting natural resources
  7. 9. model that shows the linear path of energy in an ecosystem
  8. 12. refers to land environments
  9. 14. substances that are changed in a chemical reaction
  10. 15. animals that are hunted for food
  11. 21. organism that consumes plants and animals
  12. 25. model that shows multiple paths of energy in an ecosystem
  13. 27. ability to do work
  14. 28. protists that make their own food