Chemistry The gas which is mainly responsible for the green house effect is: Oxygen Ozone Carbon dioxide Carbon monoxide Oxygen Ozone Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Automobile exhaust Forest fire Bacterial action in soil and swamp areas All of these Automobile exhaust Forest fire Bacterial action in soil and swamp areas All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Iron Nitrogen Oxygen Carbon Iron Nitrogen Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Many people died in London in 1952 as result of air pollution producing Smog Mist Fog Sleet Smog Mist Fog Sleet ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as anesthetic ? NH3 NO2 N2O NO NH3 NO2 N2O NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is ozone depleting pesticide ? Ethylene ozonide Methyl bromide Benzene D.T. Ethylene ozonide Methyl bromide Benzene D.T. ANSWER DOWNLOAD EXAMIANS APP
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