Related Questions

Which out of the following does not help in disinfecting water?
A Filtration
B Chlorine Tablets
C Alums
D Boiling
A linon was drinking water from a brook. ____ a lamb was also taking water from the downstream of the same brook.
A While
B At the same time
C Hence
D On the contarary
Surface water is a better source of drinking water because it is poor in
A Dust
B Bacteria
C Arsenic
D Algae
Potassium Permanganate is used for purifying drinking water, because ----.
A it dissolves the impurities of water
B it is a reducing agent
C it is a sterilising agent
D it is an oxidising agent
Potassium Permanganate is used for purifying drinking water, because.
A it dissolves the impurities of water
B it is a reducing agent
C it is a sterilizing agent
D it is an oxidizing agent
Potassium Permanganate is used for purifying drinking water, because________
A It is a reducing agent
B It is an oxidising agent
C It is a sterilising agent
D It dissolves the impurities of water
Bleaching powder is used in drinking water as a/an
A Disinfectant
B Antibiotic
C Antiseptic
D Coagulant
In chemical terms, what are alums used for purifying water for drinking purposes ?
A Hydrated chlorides
B Double nitrate
C Double sulphates
D Nitrates of aluminium
In drinking water supply, which of the following treatments is not involved
A Coagulation
B Sedimentation
C Softening
D Disinfection
A good number of people are attacked with diarrhoea by drinking 'contaminated' water .
A hygienic
B poisonous
C hybrid
D unhygienic

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