pollution-ii

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Across
  1. 2. an essential requirement for aquatic life
  2. 5. a disease due to soil pollution starting with 'c'
  3. 8. the process in which the do level of water is reduced due to wastes
  4. 10. improper disposal of _____ is an important cause of pollution
  5. 11. ____polluted water is the main cause for diseases in living organism
  6. 12. diseases spread through water are called__
  7. 13. nuclear power plants generate these wastes which pollute water
  8. 15. waste generated in hospitals
  9. 17. industrial waste from chimneys
  10. 18. essential for all living organisms
Down
  1. 1. main reason for water-borne diseases
  2. 3. spills this affects marine life
  3. 4. water is used as this in factories
  4. 5. this depletes the stratospheric ozone layer
  5. 6. rain a way in which air pollutants reach the earth
  6. 7. if this reduces ,growth of trees reduces
  7. 9. over use of this degrades the soil quality
  8. 13. pickers have a high risk of infections
  9. 14. wastes from houses
  10. 16. ____remains from slaughter houses,meat-canning factories