Chemistry Which of the following is a man-made source of air pollution ? All of these Forest fire Bacterial action in soil and swamp areas Automobile exhaust All of these Forest fire Bacterial action in soil and swamp areas Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
Chemistry The biogas used for cooking is a mixture of which of the following? Carbon dioxide and oxygen Isobutane and propane Methane and carbon monoxide Methane and carbon dioxide Carbon dioxide and oxygen Isobutane and propane Methane and carbon monoxide Methane and carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bakelite is a co-polymer of Phenol and Formaldehyde Acetaldehyde Cinnaldehyde Benzaldehyde Formaldehyde Acetaldehyde Cinnaldehyde Benzaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is a natural colloid ? Urea Cane-sugar Sodium chloride Blood Urea Cane-sugar Sodium chloride Blood ANSWER DOWNLOAD EXAMIANS APP
Chemistry During fermentation of sugar, the compound which is always formed is : Ethylene Acetic Acid Ethyl Alcohol Methyl Alcohol Ethylene Acetic Acid Ethyl Alcohol Methyl Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Quartz is a crystalline form of Silica Alumina Glass Limestone Silica Alumina Glass Limestone ANSWER DOWNLOAD EXAMIANS APP
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