Chemistry Calcium salts used as fertilizer is : Calcium Cyanide Calcium Sulphate Calcium Carbide Calcium Carbonate Calcium Cyanide Calcium Sulphate Calcium Carbide Calcium Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Remove water content Disinfect the sewage Aerate the sewage Remove suspended solids Remove water content Disinfect the sewage Aerate the sewage Remove suspended solids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Photo-oxidation process is initiated by Catalyst Heat Oxygen Light Catalyst Heat Oxygen Light ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen which is vital for life is a product of photosynthesis and comes from Water Oxides of mineral elements Carbon dioxide Carbonates from soil Water Oxides of mineral elements Carbon dioxide Carbonates from soil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals is used to galvanise iron ? Zinc Copper Lead Mercury Zinc Copper Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrification is the biological process of converting Ammonia into N2 Ammonia into nitrite N2 into nitrate N2into nitrite Ammonia into N2 Ammonia into nitrite N2 into nitrate N2into nitrite ANSWER DOWNLOAD EXAMIANS APP
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