Chapter 3 Ecosystems and Biomes

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Across
  1. 2. change from a gas to a liquid.
  2. 4. shows amount of energy in each feeding level
  3. 6. surface molecules of liquid change to a gas
  4. 9. tallest layer of rain forest that receives most sunlight.
  5. 13. obtains energy by eating only plants
  6. 14. tree that has seeds in cones and needle-shaped leaves.
  7. 16. tree that sheds its leaves when weather changes.
  8. 18. a layer of shorter trees and vines in the shade of rain forest
  9. 19. rain, snow, sleet or hail.
Down
  1. 1. a leafy roof formed by tall trees in a rain forest
  2. 3. changing free nitrogen to compounds for plants
  3. 5. obtains energy by eating both plants and animals
  4. 7. desert-like where it was once fertile
  5. 8. an organism that can make its own food.
  6. 10. obtains energy by eating only animals
  7. 11. group of ecosystems with similar climates and organisms
  8. 12. an organism that feeds on other organisms
  9. 15. permanently frozen soil found in tundra
  10. 17. feeds on dead or decaying organisms