Chemistry Which of the following metals can displace copper from copper sulphate solution ? Platinum Mercury Gold Iron Platinum Mercury Gold Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Fertiliser having high nitrogen content is : Calcium citrate Urea Ammonium nitrate Ammonium sulphate Calcium citrate Urea Ammonium nitrate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Electrophoresis Filteration Precipitation Sedimentation Electrophoresis Filteration Precipitation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas Scientific management of water in areas excessively plagued with water-logging Constant movement of water from ocean to land and back to ocean once again An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas Scientific management of water in areas excessively plagued with water-logging Constant movement of water from ocean to land and back to ocean once again ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Copper Bauxite Dolomite Lignite Copper Bauxite Dolomite Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Sewage Insecticides Leaded gasoline Tobacco Sewage Insecticides Leaded gasoline Tobacco ANSWER DOWNLOAD EXAMIANS APP
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