Chemistry The BOD values of water indicate the Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical reduction Amount of organic debris Amount of oxygen used for biochemical oxidation Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical reduction Amount of organic debris Amount of oxygen used for biochemical oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat required to raise the temperature of body by 1 K is called water equivalent specific heat None of these thermal capacity water equivalent specific heat None of these thermal capacity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Ozone Nitrogen Carbon dioxide Methane Ozone Nitrogen Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Hydrogen Lithium Helium Sodium Hydrogen Lithium Helium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The greenhouse effect is caused by the higher level of which gas in the atmosphere ? Carbon monoxide Carbon dioxide Nitrous oxide Sulphur dioxide Carbon monoxide Carbon dioxide Nitrous oxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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