Environmental chemistry

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Across
  1. 5. Type of toxicity when a chemical causes serious symptoms after one exposure
  2. 6. Element in fertilizer that promotes the growth of fruit and flowers
  3. 7. Substance that can capture oxides
  4. 8. Pesticide used to control weeds
  5. 9. Device that uses a sorbent to reduce oxide emissions
  6. 13. High concentration of chemicals reach organisms high in the food chain (mercury in fish)
  7. 16. Type of organic nutrient such as saturated fats, milk and cheese
  8. 17. Pesticide used to control fungus (paint additive)
  9. 21. Pesticide used in WWII to control insects affects seabirds by thinning their eggshells
  10. 22. Type of organic nutrient such as cellulose, rice, grains, potatoes (starchy foods)
  11. 26. Nutrients that do not contain carbon
  12. 27. Process when a material combines with oxygen (corrosion, combustion)
  13. 29. Mineral that the body requires in the amount of 100mg/day or less to stay healthy
  14. 31. Pollutant that enters the environment from a specific location
  15. 32. Waste product that can be broken down by nature (fertilizer)
Down
  1. 1. Acid + base = ________ + water
  2. 2. Element in fertilizer that promotes the growth of green in plants
  3. 3. Type of toxicity when a chemical causses symptoms after many exposures
  4. 4. pH<5.6; Rain/snow that is acidic caused by atmospheric pollution
  5. 6. Element in fertilizer that promotes the growth of healthy roots
  6. 10. Blue litmus paper turns this colour in an acide
  7. 11. Red litmus paper turns this colour in a base
  8. 12. Mineral that the body requires in the amount of 100mg/day or more to stay healthy
  9. 14. Process of adding calcium carbonate to the environment
  10. 15. pH<7; includes tart/sour tasting foods
  11. 18. Substance that changes colour to indicate the presence of an acid or base
  12. 19. Waste product that do not break down (pesticides)
  13. 20. pH>7; includes bitter tasting foods
  14. 23. Type of organic nutrient such as insulin, fish, eggs, meat and dairy
  15. 24. Chemical sprayed on crops to control pests
  16. 25. Nutrients that contain carbon; formed only by plants
  17. 28. Pesticide used to control insects (bug spray)
  18. 30. The dose of a chemical that will kill 50% of the population