If with minimum quantity of potassium permanganate, the pink colour of water disappears soon, then it shows that

Environmental Engineering Mcqs
BILAL KHATTAK0

A.Water is hard
B.Water is acidic
C.Water is alkaline
D.Organic matter is present in water
E.Chlorine content is high in water

Related Mcqs:

  1. High biological oxygen demand indicates __________.
  2. BOD of a river water is found very high. This means water __________?
  3. Humus is:?
  4. All potassium fertilizers are physiologically alkaline, there reactionwith soils is:
  5. If the pH of water is 7 it means the water is
  6. Turbidity in water is due to
  7. The presence of high coliform counts in water indicates __________?
  8. Automobile radiator is filled with
  9. For removal of temporary hardness of water
  10. The soils that are fully laden with water i.e., water logged, are known are:?

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