Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon dioxide and Methane Carbon tetraflouride and Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Insecticides Leaded gasoline Sewage Tobacco Insecticides Leaded gasoline Sewage Tobacco ANSWER DOWNLOAD EXAMIANS APP
Chemistry Muddy water is treated with alum in purification process, itis termed as : Emulsification Coagulation Adsorption Absorption Emulsification Coagulation Adsorption Absorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a major green house gas? Freon Chloro fluorocarbon Carbon dioxide Carbon monoxide Freon Chloro fluorocarbon Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms having the same number of protons but different number of neutrons are called : Cations Higgs-boson Anions Isotopes Cations Higgs-boson Anions Isotopes ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Neon Helium Argon Nitrogen Neon Helium Argon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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