15 vocabulary word puzzle

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Across
  1. 3. bacteria converting ammonia to nitrites and nitrates
  2. 4. any process, location, or system that releases a substance or energy into the environment, adding it to a cycle.
  3. 5. evaporation of water from plant
  4. 8. liquid water changes to vapor
  5. 9. bacteria temporarily lock up nutrients for their own use
  6. 13. absorption of nutrients by an organism
  7. 14. all living things on Earth and the environments where they exist.
  8. 15. Water stored underground in aquifers
Down
  1. 1. conversation of nitrates back to atmospheric gas
  2. 2. movement of water across Earth’s surface
  3. 6. rain, snow, sleet, or hail returning water to Earth
  4. 7. water vapor cools to liquid forming clouds
  5. 10. layer of rock or sediment holding groundwater
  6. 11. the gases surrounding Earth, forming the air and weather systems.
  7. 12. has solid parts of Earth, including rocks, soil, and landforms.