Soil

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Across
  1. 2. void spaces in the soil that can be filled with air or water
  2. 4. mechanical or chemical breaking down of rocks
  3. 5. movement of water through the soil
  4. 8. quantity and availability of soluble salts in soil
  5. 9. process of converting light energy to chemical energy and storing it in the bonds of sugar
Down
  1. 1. exchange of soil and atmospheric air to maintain oxygen for plant roots
  2. 2. Rate at which water and air move into and through the soil
  3. 3. quality of soil and its ability to sustain plant life and provide adequate nutrients
  4. 6. process by which water is absorbed into the soil from the ground surface
  5. 7. force that moves water down into the soil
  6. 9. measure of acidity or alkalinity of the soil
  7. 10. substance made of decomposed plant and animal residues, microorganisms and partially decayed plant material