Chemistry White coal is Diamond Uranium Hydro-electricity None of these Diamond Uranium Hydro-electricity None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry A powerful eye irritant present in smog is Carbon dioxide Nitric oxide Sulphur dioxide Peroxyacetyl nitrate Carbon dioxide Nitric oxide Sulphur dioxide Peroxyacetyl nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used for making solar cells is Silicon Magnesium Sodium Calcium Silicon Magnesium Sodium Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacturing of iron from iron ore involves the process of Fractional distillation Reduction Oxidation Electrolysis Fractional distillation Reduction Oxidation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Calcium Magnesium None of these Manganese Calcium Magnesium None of these Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sullage water is – Waste water released from factories Waste water released from toilets Waste water released from hospitals Waste water released from kitchen Waste water released from factories Waste water released from toilets Waste water released from hospitals Waste water released from kitchen ANSWER DOWNLOAD EXAMIANS APP
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