E7 Soil Crossword

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Across
  1. 2. Mixture of inorganic matter, water, air and organic matter
  2. 3. Fungi Control
  3. 4. Help soil to collect together in stable form
  4. 5. Soil with higher heat capacity
  5. 7. The process of increasing the salt content
  6. 8. Addition of nitrate and sulfate
  7. 10. Decrease in soil quality
  8. 11. Kill insect pest
  9. 12. Decompose organic matter and release nutrient
Down
  1. 1. Synthesis enzyme and storage of energy
  2. 2. Mixture of non living organic components arise from chemical and biological action on plant matter and organism
  3. 5. organic matter is broken down or mineralized
  4. 6. Synthesis of protein and chlorophyll
  5. 7. Synthesis amino acid
  6. 9. Kill unwanted weeds