Unit 4: Energy thru Ecosystems

1234567891011121314151617181920
Across
  1. 2. (2 words) to label the step in the pyramid
  2. 5. without them there would be no life
  3. 6. all the reactions that include using energy
  4. 11. the vegetarian in the group
  5. 13. not a producer
  6. 14. an organism that cannot make sugar themselves
  7. 15. a sometimes over-complicated model of energy flow throughout an ecosystem
  8. 17. t he ultimate source of energy...although unusable for most
  9. 18. organisms that make their own sugar out of air and water
  10. 20. symbols that show directional energy flow
Down
  1. 1. a pyramid that shows how many individuals are needed to support the next trophic level
  2. 3. I eat all life forms
  3. 4. meat-eating only
  4. 7. "the top dog" (or Lion)
  5. 8. the process of producers, what they do
  6. 9. the form of energy "lost"
  7. 10. a fungus, an earthworm, and a bacteria cell walk into a bar...
  8. 12. this has a one-way ticket through the trophic levels
  9. 16. dried tissue amount
  10. 19. the percent that gets passed to the next level