Runnymede Ecology

12345678910111213141516171819202122232425
Across
  1. 2. relationship where both species benefit
  2. 3. required along with CO2 for photosynthesis
  3. 6. produced along with sugar by photosynthesis
  4. 8. all living things in an ecosystem
  5. 9. % of energy that typically gets passed along to the next trophic level
  6. 10. a cycle including evaporation and precipitation
  7. 12. an organism's roll in an ecosystem
  8. 14. something that obtains energy by eating other organisms
  9. 16. _____ level describes an organism's position along a food chain
  10. 18. layer of gases surrounding Earth
  11. 19. a food _____ shows one path of energy flow through an ecosystem
  12. 20. zone around Earth where life can exist
  13. 22. relationship where organism vie for resources
  14. 23. James Lovelock's famous hypothesis
  15. 24. _____ capacity is the maximum sustainable population size
  16. 25. original source of energy in ecosystems
Down
  1. 1. tape worms are an example of this
  2. 4. all of Earth's water
  3. 5. all the organisms of one species in an ecosystem
  4. 7. Earth's solid outer layer
  5. 11. needs to be fixed before most living things can use it
  6. 13. describes factors that are living things
  7. 15. describes factors that are non-living
  8. 17. a cycle is closely linked to climate change
  9. 20. mass of living organisms in a given area
  10. 21. green plants for example