Hydroponics Crossword Puzzle

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Across
  1. 2. elements / Nutrients that plants require in only trace or small amounts
  2. 5. / Expose the plant roots to the circulation of air
  3. 8. spectrum /The colors within a light source
  4. 9. irrigation / Point specific irrigation accomplished through the use of piping and tubing with
  5. 11. / A floating,Mexican raft used for hydroponics on marshes
  6. 13. / An index of the acidity or alkalinity of a substance
  7. 20. located at strategic watering points
  8. 21. reservoir / A container that holds the nutrient solution in a hydroponic system
  9. 22. medium / The "soil" used to grow the plant with may or may not contain actual soil. Usually Composed of a mixture of peat moss, perlite, and, or other materials to provide support and moisture retention
  10. 23. /The brightness of a light source
  11. 24. / The Greek word for water
  12. 25. / The movement of water from the plant roots out through the leaves
  13. 26. / A material added to soil to increase it's fertility
  14. 27. / The process by which chlorophyll in plant leaves converts sun and nutrients into photosynthesis
  15. 28. / The series of processes a plant goes through to convert food into energy
Down
  1. 1. light / A special fluorescent light that provides plants with the proper type and amount of light for growth
  2. 3. / A fundamental substance that comprises matter
  3. 4. / The amount of light falling on a surface one foot away from a candle
  4. 6. / Having a pH of more than 7.0
  5. 7. / A portable platform
  6. 10. / The simple sugars that result from photosynthesis
  7. 12. / Growing plants without soil
  8. 14. / The amount of water vapor present in the atmosphere
  9. 15. / Having a pH of less than 4.0
  10. 16. elements / Nutrients that plants require in large amounts
  11. 17. / Molecules or compounds that contain carbon. Ordinarily carbonates are not recognized as being organic
  12. 18. / The Greek word for work
  13. 19. / The green pigment found in plants leaves and stems
  14. 21. solution / A mixture of water and nutrients used in hydroponics