Chemistry Of the following, which one pollutes the air of a big city ? Chromium Lead Cadmium Copper Chromium Lead Cadmium Copper 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 Unburnt petrol CO CO2 SO2 Unburnt petrol CO CO2 SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial Vaseline is derived from Petroleum Coal tar Wool wax Plant gums Petroleum Coal tar Wool wax Plant gums ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Paints Acid Plants Wood burning Domestic sewage Paints Acid Plants Wood burning Domestic sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic Na2O CaO MgO Al22O3 Na2O CaO MgO Al22O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Fungus which is used in the alcohol industry is Candida Aibicans Yeast Rhizopus Mushroom Candida Aibicans Yeast Rhizopus Mushroom ANSWER DOWNLOAD EXAMIANS APP
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