GRASP Week 12 - Modules 57 and 58

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Across
  1. 3. Soil organic matter
  2. 4. Essential macronutrient, 7th element
  3. 7. Placing pollution-absorbing plants in affected areas
  4. 10. A distinct and visible layer of the soil
  5. 12. The breeding of two different species to form a new one.
  6. 15. Transgenic ______ act as a built-in insecticide
  7. 16. Produced from biomass of plants or other living organisms
  8. 20. Used to move genes into plants
  9. 21. Occurs when too much of a nutrient has been absorbed by the plant
Down
  1. 1. Produced in the nitrogen cycle, must be converted to other forms before use
  2. 2. _____ farming is said to solve many of the problems of modern farming.
  3. 5. Symbiotic relationship between fungi and plant roots
  4. 6. Made from the fermentation of plant sugars
  5. 8. Essential nutrients needed in large quantities
  6. 9. Referred to as the best soil type for growth
  7. 11. Essential ratio provided on every pack of fertiliser
  8. 13. Soil and rock being disrupted from the Earth's surface via exogenic processes
  9. 14. A pathogen that exists in tropical soils can causes flu-like symptoms in humans
  10. 17. Loss of minerals through the use of inorganic fertilisers
  11. 18. An organism that has had artificial DNA introduced
  12. 19. Converts ammonia into useable nitrogen
  13. 22. Common use for micronutrients in the cell
  14. 23. Soil with the highest concentration of organic matter and nutrients