Chemistry Which of the following metals causes Itai-Itai disease ? Cadmium Cobalt Copper Chromium Cadmium Cobalt Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a gaseous air pollutant? Hydrocarbon Oxides of nitrogen Oxides of sulphur Smoke Hydrocarbon Oxides of nitrogen Oxides of sulphur Smoke ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Nitrates Nitramines Ammonia Nitrites Nitrates Nitramines Ammonia Nitrites ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the lightest element in the periodic table Helium Hydrogen Oxygen Carbon Helium Hydrogen Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Alcohol Nitrogen Silicon Sulphur Alcohol Nitrogen Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pollutants is main product of automobile exhaust ? NO CO2 CO Hydrocarbons NO CO2 CO Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP