Chemistry Which one of the following is extensively used for sterilizing water ? Borax powder Bleaching powder Alum Soda powder Borax powder Bleaching powder Alum Soda powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry A substance which readily forms colloidal solution in contact with water is called Associated colloid Hydrophobic colloid Hydrophilic colloid Extrinsic colloid Associated colloid Hydrophobic colloid Hydrophilic colloid Extrinsic colloid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The anode of a dry cell is made up of Lead Zinc Cadmium Iron Lead Zinc Cadmium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hydrogen is not found in atmosphere because It is highly inflammable It is the lightest gas It immediately combines with oxygen to form water It is absorbed by plants It is highly inflammable It is the lightest gas It immediately combines with oxygen to form water It is absorbed by plants ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Green house effect Smog Eutrophication None of these Green house effect Smog Eutrophication None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The apparatus used to test acidity of aqueous solution is PH meter Hygrometer Acidmeter Ammeter PH meter Hygrometer Acidmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP