Chemistry Ozone depletion in the atmosphere is mainly caused by Sulphur dioxide Nitrogen dioxide Hydrogen sulphide Chlorofluorocarbon Sulphur dioxide Nitrogen dioxide Hydrogen sulphide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.25 0.18 0.305 0.27 0.25 0.18 0.305 0.27 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method of concentrating the ore which makes use of the difference in density between ore and impurities is called magnetic separation levigation leaching liquation magnetic separation levigation leaching liquation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? Ca(CN)2 NH4NO3 CaCN2 Urea Ca(CN)2 NH4NO3 CaCN2 Urea ANSWER DOWNLOAD EXAMIANS APP
Chemistry The graphite rods in the nuclear reactor produce neutrons undergo combustion which triggers the nuclear fission react with U to release energy convert fast moving neutrons into thermal neutrons produce neutrons undergo combustion which triggers the nuclear fission react with U to release energy convert fast moving neutrons into thermal neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry For generation of biogas, the materials commonly used are Aquatic plants Animal wastes Forest residues Crop residues Aquatic plants Animal wastes Forest residues Crop residues ANSWER DOWNLOAD EXAMIANS APP
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