Cycles and Biome Creation

12345678910111213141516171819202122232425262728
Across
  1. 3. leaking of gas or liquid through porous materials
  2. 5. Triple oxygen molecule that absorbs radiation
  3. 7. Process changing Nitrates into inert N2 Gas
  4. 8. Bacteria living symbiotically with some plants., taking nitrogen from the air.
  5. 10. Mythical Creature from Lord of the Rings that is a stand-in for Radiation from the sun
  6. 12. point of eruption for hot gases and liquid rocks from inside the Earth
  7. 13. Longest coldest period of Earths History with Ages lasting over 15 to 300 million years
  8. 19. Process changing Ammonium and Ammonia into Nitrites and Nitrates
  9. 20. An Ionized Nitrogen compound, toxic to humans
  10. 22. single-cell photosynthesizing ocean creatures
  11. 23. Second Eon of Earth
  12. 24. Water lost to respiration by plants and animals
  13. 25. Changing directly from a solid to a gas
  14. 27. Breaking down chemicals (hydrogen Sulfides) for energy for life processes
  15. 28. Gasses release by Industrial and Geological processes
Down
  1. 1. any small particle materials
  2. 2. Any solid or liquid condensation falling from the sky
  3. 4. Changing from a liquid to a gas
  4. 5. The massive die off of Hydrogen Sulfide eating bacteria due to oxygen poisoning
  5. 6. Space in the roots of some plants that hosts Nitrogen-fixing bacteria
  6. 9. The initial reaction between Oxygen and Iron in Early Earths Oceans
  7. 11. Water moving through small, loose particles
  8. 14. Water forcing its way into soil
  9. 15. Particle that makes up the energy of light
  10. 16. Grouping of similar climate, animal, and plants species
  11. 17. Colonies of Oxygen producing bacteria
  12. 18. Using Energy from sunlight to store chemical energy to drive life processes
  13. 20. Mass production of food for urban dwelling humans
  14. 21. Biome with moderate range of temperatures
  15. 26. Important Wizard from Lord of the Rings, that acts like our Ozone Layer