Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of nitrogen and phosphorous None of these Oxides of carbon and nitrogen Oxides of nitrogen and sulphur Oxides of nitrogen and phosphorous None of these Oxides of carbon and nitrogen Oxides of nitrogen and sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Oxygen Nitrogen Carbon Iron Oxygen Nitrogen Carbon Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry White coal is Uranium None of these Diamond Hydro-electricity Uranium None of these Diamond Hydro-electricity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Pearl Topaz Cat's-eye Opal Pearl Topaz Cat's-eye Opal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a commercial source of energy? Coal Firewood Petroleum Natural Gas Coal Firewood Petroleum Natural Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen which is vital for life is a product of photosynthesis and comes from Oxides of mineral elements Carbonates from soil Carbon dioxide Water Oxides of mineral elements Carbonates from soil Carbon dioxide Water ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS