Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon dioxide Carbon monoxide Ozone Water vapour Carbon dioxide Carbon monoxide Ozone Water vapour ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk is a Element Metal None of these Mixture Element Metal None of these Mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Electric heaters Dynamo A battery Atomic bombs Electric heaters Dynamo A battery Atomic bombs ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Teflon Styrofoam Perspex Polystyrene Teflon Styrofoam Perspex Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Scum Sewer Sludge Sewage Scum Sewer Sludge Sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fiber least prone to catch fire is Nylon Polyester Terylene Cotton Nylon Polyester Terylene Cotton ANSWER DOWNLOAD EXAMIANS APP
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