Chemistry Ultraviolet rays can be used in water treatment as Hydrolyser Disinfectant Precipitator Flocculator Hydrolyser Disinfectant Precipitator Flocculator ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Crude oil Carbohydrates Coal Biomass Crude oil Carbohydrates Coal Biomass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as A purifier for water A fertilizer An analgesic A disinfectant A purifier for water A fertilizer An analgesic A disinfectant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is Sea water River water Rain water Lake water Sea water River water Rain water Lake water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Sulphurous smog Industrial smog Acid fumes Photochemical smog Sulphurous smog Industrial smog Acid fumes Photochemical smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important metal used with iron to produce stainless steel is Tin Carbon Aluminium Chromium Tin Carbon Aluminium Chromium ANSWER DOWNLOAD EXAMIANS APP
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