Energy in Ecosystem

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Across
  1. 2. A source or supply that benefits an organism
  2. 6. A self-contained living thing
  3. 8. When an organism depends on a factor for survival
  4. 10. The level an organism occupies on a food web
  5. 11. The movement of elements or molecules through a repeated sequences of events
  6. 12. One animal eats another
  7. 14. When resources are not infinite
  8. 15. Overlapping food chains
  9. 17. Relating to water
  10. 19. Organism eats plants
  11. 20. Smallest form of matter
  12. 21. A nonliving that affects an ecosystem
Down
  1. 1. An organism that transforms energy from the sun
  2. 3. Movement of energy from one system to another
  3. 4. A living thing in an ecosystem
  4. 5. The ability to do work
  5. 7. A group of interacting individuals of the same species located in the same area
  6. 9. A system comprising all the biotic and abiotic factors in an area and all the interactions among them
  7. 13. Consumers that eat other animals
  8. 16. Substances that provides nourishment
  9. 18. When more than one individual or population in an ecosystem relies on the same limited resources