Chemistry Sulphur dioxide level in the atmosphere can be reduced by using More efficient car engines Static electricity to attract it in factory chimneys Catalytic converters in industry Low - sulphur fuels More efficient car engines Static electricity to attract it in factory chimneys Catalytic converters in industry Low - sulphur fuels ANSWER DOWNLOAD EXAMIANS APP
Chemistry ‘Aerosol’ is known as Green house gas present in air Pollutant gas, present in air Suspended solid particles in air Microbes, present in air Green house gas present in air Pollutant gas, present in air Suspended solid particles in air Microbes, present in air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water can be separated from alcohol water mixture by Evaporation Distillation Sublimation Decantation Evaporation Distillation Sublimation Decantation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen which is vital for life is a product of photosynthesis and comes from Water Carbon dioxide Carbonates from soil Oxides of mineral elements Water Carbon dioxide Carbonates from soil Oxides of mineral elements ANSWER DOWNLOAD EXAMIANS APP
Chemistry The name of plastic polymer from which combs, toys, bowls etc., can be made, is Metallic polysulphides Teflon Polyurethane Polystyrene Metallic polysulphides Teflon Polyurethane Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The unit of ionic product of water (Kw) is : Mol2 let-2 Mol-1 let-2 Mol-1 let-1 Mol2 let-1 Mol2 let-2 Mol-1 let-2 Mol-1 let-1 Mol2 let-1 ANSWER DOWNLOAD EXAMIANS APP
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