Chemistry Which of the following is a man-made source of air pollution ? All of these Forest fire Automobile exhaust Bacterial action in soil and swamp areas All of these Forest fire Automobile exhaust Bacterial action in soil and swamp areas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Carbon dioxide Ozone Methane Nitrogen Carbon dioxide Ozone Methane Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass The same atomic number and the atomic mass The same atomic number but different atomic masses Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass The same atomic number and the atomic mass The same atomic number but different atomic masses ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? NO2 Dust particles Photochemical smog SO2 NO2 Dust particles Photochemical smog SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal gas tragedy was caused by the gas Methyl Iso Cyanate Methyl Cyanide Methyl chloride Methyl Iso Cyanide Methyl Iso Cyanate Methyl Cyanide Methyl chloride Methyl Iso Cyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source of naphthalene is Diesel Charcoal Camphor Coal-tar Diesel Charcoal Camphor Coal-tar ANSWER DOWNLOAD EXAMIANS APP
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