Chemistry Which of the following is not a chemical reaction'? Burning of paper Digestion of food Burning of coal Conversion of water into steam Burning of paper Digestion of food Burning of coal Conversion of water into steam ANSWER DOWNLOAD EXAMIANS APP
Chemistry Concentration of a material which is lethal to 50% animal is called NOAEL ADI LC50 LD50 NOAEL ADI LC50 LD50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by Mosquitoes Red ants White ants Cockroaches Mosquitoes Red ants White ants Cockroaches ANSWER DOWNLOAD EXAMIANS APP
Chemistry The open "Sigrees" or coal stoves often require fanning to sustain burning because of Tendency of carbon dioxide to form a layer along with dust smoke Lack of oxygen in the surroundings of sigrees Accumulation of smoke and dust over the sigrees Interrupted release of moisture from the material Tendency of carbon dioxide to form a layer along with dust smoke Lack of oxygen in the surroundings of sigrees Accumulation of smoke and dust over the sigrees Interrupted release of moisture from the material ANSWER DOWNLOAD EXAMIANS APP
Chemistry The drug ‘Marijuana’ is a Mental stimulant Tranquillizer Sedative Hallucinating substance Mental stimulant Tranquillizer Sedative Hallucinating substance ANSWER DOWNLOAD EXAMIANS APP
Chemistry The monomer of polythene is None of these ethyl alcohol ethylene vinyl chloride None of these ethyl alcohol ethylene vinyl chloride ANSWER DOWNLOAD EXAMIANS APP
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