Chemistry The BOD values of water indicate the Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical reduction Amount of oxygen used for biochemical oxidation Amount of organic debris Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical reduction Amount of oxygen used for biochemical oxidation Amount of organic debris ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Acetylene Ethane Methane Butane Acetylene Ethane Methane Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Disinfectant Pesticide Insecticide Fertiliser Disinfectant Pesticide Insecticide Fertiliser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following will replace hydrogen from acids to form salts ? Ag S P Na Ag S P Na ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in developing photographic films is Hypo Sodium sulphate Hydroquinone Silver bromide Hypo Sodium sulphate Hydroquinone Silver bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by White ants Cockroaches Mosquitoes Red ants White ants Cockroaches Mosquitoes Red ants ANSWER DOWNLOAD EXAMIANS APP
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