Chemistry Ozone depletion in the stratosphere is mainly caused by NO2 Chlorogluorocarbons SO2 NO NO2 Chlorogluorocarbons SO2 NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Chlorofluorocarbons Nitrous oxide Carbon dioxide Methane Chlorofluorocarbons Nitrous oxide Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Acetylene Ethylene Methane Styrene Acetylene Ethylene Methane Styrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas produced in marshy places due to decomposition of vegetation is Methane Carbon monoxide Sulphur dioxide Carbon dioxide Methane Carbon monoxide Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Physico-chemical characteristics of water in water sources undergo changes due to Auatic fungi Evapotranspiration Aquatic macrophytes Effluents Auatic fungi Evapotranspiration Aquatic macrophytes Effluents ANSWER DOWNLOAD EXAMIANS APP
Chemistry The luster of a metal is due to its chemical inertness presence of free electrons its high density its high polishing its chemical inertness presence of free electrons its high density its high polishing ANSWER DOWNLOAD EXAMIANS APP