Chemistry The greenhouse effect is caused by the higher level of which gas in the atmosphere ? Carbon monoxide Carbon dioxide Nitrous oxide Sulphur dioxide Carbon monoxide Carbon dioxide Nitrous oxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals pollutes the air of a city having large number of automobiles? Chromium Lead Cadmium Copper Chromium Lead Cadmium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry White phosphorus is generally kept under Alcohol Kerosene oil Water Glycerine Alcohol Kerosene oil Water Glycerine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Argon Carbon dioxide Nitrogen Oxygen Argon Carbon dioxide Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of CO2 SO2 CO Unburnt petrol CO2 SO2 CO Unburnt petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of carbon and nitrogen Oxides of nitrogen and sulphur Oxides of nitrogen and phosphorous None of these Oxides of carbon and nitrogen Oxides of nitrogen and sulphur Oxides of nitrogen and phosphorous None of these ANSWER DOWNLOAD EXAMIANS APP
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