Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Alkalinity Acidity Eutrophication Hardness Alkalinity Acidity Eutrophication Hardness ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material known in commerce as Terylene is a Natural fibre Blend of cotton and silk Synthetic fibre Modified natural fibre Natural fibre Blend of cotton and silk Synthetic fibre Modified natural fibre ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is abundant in Gobar gas? Carbon dioxide Hydrogen Methane Oxygen Carbon dioxide Hydrogen Methane Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO2 O3 All of these CO CO2 O3 All of these CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Forest fire Automobile exhaust Bacterial action in soil and swamp areas All of these Forest fire Automobile exhaust Bacterial action in soil and swamp areas All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source of naphthalene is Diesel Camphor Charcoal Coal-tar Diesel Camphor Charcoal Coal-tar ANSWER DOWNLOAD EXAMIANS APP
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