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Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of
Disinfection of water results in
The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant?
Dose of chlorine for disinfection of water is about __________ mg/litre of water.
Irradiation of water by ultraviolet light of suitable wavelength is commonly used for disinfection of water in
The average of 17 results is 60. If the average of first 9 results is 57 and that of the last 9 results is 65, then what will be the value of 9th result?
The suitable method for disinfection of swimming pool water is
Disinfection of drinking water, is done to remove
The amount of chlorine available in water after disinfection is called as
A common disinfectant used in village wells for disinfection of water is