Water Pollution

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Across
  1. 4. the health effects of excess fluoride in drinking water
  2. 5. According to the Geological survey, water with less than 1000 ml/litre of total dissolved solids is
  3. 9. The main sources of Arsenic in water
  4. 10. the following techniques is used for reducing the total dissolved solids (TDS) in the water
  5. 11. the following rivers is called the world’s most polluted river
Down
  1. 1. In most freshwater lakes, the algal productivity is limited by the availability of which of the inorganic ions
  2. 2. waterborne disease
  3. 3. the following diseases or infections is caused due to poor water hygiene
  4. 6. the primary causes of water pollution
  5. 7. Chlorofluorocarbon are nonflammable chemicals mainly used in
  6. 8. the following techniques is used to determine the concentration of odour compounds in the given water sample