Ecology. by: Janelle Willson

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Across
  1. 2. The solid outer part of the earth.
  2. 5. They regulate lower species in the food chain.
  3. 6. Solid rock within the earths crust.
  4. 7. A living part of an ecosystem.
  5. 8. All waters on earths surface.
  6. 11. Lying right under the surfaces soil.
  7. 13. Organisms that feed either directly or indirectly on producers.
  8. 15. Made up of the parts of earth where life exists.
  9. 16. Describes how energy and nutrients move through an ecosystem.
  10. 18. The autotrophs capable of producing organic compounds from light energy.
  11. 19. The layers of gases surrounding a planet or other celestial.
  12. 20. A class room full of children of different backgrounds.
Down
  1. 1. organisms that break down dead or decaying organisms.
  2. 3. non-living part of an ecosystem.
  3. 4. A thin shell on the outside of earth.
  4. 9. Gets eaten by other animals.
  5. 10. The variability of life on earth.
  6. 12. where 95% of food grows.
  7. 14. Converts light energy into chemical energy.
  8. 17. A group on organisms that can interbreed.