Ecology. by: Janelle Willson

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