Soil

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Across
  1. 1. nutrients needed in larger amounts
  2. 4. the mass of soil per unit of volume
  3. 5. The part of volume made of air
  4. 7. How well the soil is suited to grow a crop
  5. 8. responsible for movement of oxygen
  6. 10. Made of decomposing plants, animals and microbes
  7. 11. storage and transfer of energy
  8. 12. organisms that need oxygen to survive
  9. 13. The soil structure best suited for growing crops
Down
  1. 2. nutrients the plant gets from the air and water
  2. 3. responsible for movement of water, nutrients and carbs throughout the plant
  3. 6. usually the most limiting nutrients
  4. 9. nutrients needed in smaller amounts