Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Nitrogen Argon Neon Helium Nitrogen Argon Neon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Ammonia Uric Acid Ammonium Nitrate Urea Ammonia Uric Acid Ammonium Nitrate Urea ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Acidity Eutrophication Alkalinity Hardness Acidity Eutrophication Alkalinity Hardness ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Biomass Crude oil Coal Carbohydrates Biomass Crude oil Coal Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxide of sulphur present in the atmosphere are washed down by rains to cause : Eutrophication in lakes Lowering of pH of soil Industrial smog formation Depletion of fossil fuel reserves Eutrophication in lakes Lowering of pH of soil Industrial smog formation Depletion of fossil fuel reserves ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is bauxite monazite haematite magnetite bauxite monazite haematite magnetite ANSWER DOWNLOAD EXAMIANS APP
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