Earth's Cycles Crossword

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Across
  1. 1. when things like fertilizer get into ponds and streams, causing the growth of algae and death of fish
  2. 3. transpiration is when _____ release water vapor from their leaves
  3. 5. the ____ cycle includes decomposition, combustion, absorption and respiration
  4. 8. a key component of DNA and cell membranes
  5. 10. makes up 78% of the atmosphere
  6. 11. the phosphorous cycle ______ ____ (2 words) include the atmosphere
  7. 12. ______ are necessary to get nitrogen from the air->soil->plants
  8. 13. water moving from liquid to gas
  9. 14. organism that makes its own food using sunlight and carbon dioxide
Down
  1. 2. when water turns from vapor (gas) to liquid
  2. 4. organism that eat other organisms
  3. 6. where water that is stored underground in soil and rock
  4. 7. examples rain, sleet, hail, snow
  5. 9. the 2nd largest place on our planet where carbon is stored