Chemistry Which of the following is a secondary pollutant ? SO2 CO PAN NO SO2 CO PAN NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following vitamins is generally excreted by human in urine? Vitamin B Vitamin D None of these Vitamin C Vitamin B Vitamin D None of these Vitamin C ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has greatest mass ? Neutron Proton Hydrogen nucleus Electron Neutron Proton Hydrogen nucleus Electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Geothermal powder Coal Natural gas Uranium Geothermal powder Coal Natural gas Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of fertilizers ? Potassium Lead Fluorine Aluminium Potassium Lead Fluorine Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Nitrous oxide Sulphur dioxide Chlorofluorocarbon Carbon dioxide Nitrous oxide Sulphur dioxide Chlorofluorocarbon Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS