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 CO CO2 Unburnt petrol SO2 CO CO2 Unburnt petrol SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
Chemistry The cathode of a lead storage battery is made up of Zinc Lead Manganese dioxide Lead oxide Zinc Lead Manganese dioxide Lead oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Zinc sulphide is commonly used as Deodorant Fungicide Herbicide Rodenticide Deodorant Fungicide Herbicide Rodenticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Carbondioxide Nitrogen Oxygen Ozone Carbondioxide Nitrogen Oxygen Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The greenhouse effect is caused by the higher level of which gas in the atmosphere ? Sulphur dioxide Nitrous oxide Carbon monoxide Carbon dioxide Sulphur dioxide Nitrous oxide Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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