Chemistry The most abundant element by number in the living system is : Nitrogen Carbon Hydrogen Oxygen Nitrogen Carbon Hydrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is used as raw material by which industry ? Iron Gold Steel Aluminium Iron Gold Steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as Insecticide Fertilizer Pesticide Disinfectant Insecticide Fertilizer Pesticide Disinfectant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following caused radioactive pollution along the coast of Kerala ? Zinc Thorium Plutonium Radium Zinc Thorium Plutonium Radium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS