Chemistry The coating of a thin layer of zinc on steel or iron objects is known as Galvanising Hot dipping Tinning Electroplating Galvanising Hot dipping Tinning Electroplating ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? D.T. Plastic Paper Aluminium D.T. Plastic Paper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry J.J. Thomson’s proposed model of atom is generally called ________ model. Cream and cake Plum and cake Plum and pudding Cream and pudding Cream and cake Plum and cake Plum and pudding Cream and pudding ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/8 1/3 1/4 1/6 1/8 1/3 1/4 1/6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The enzyme that converts glucose to ethyl alcohol is : Invertase Maltase Zymase Diastase Invertase Maltase Zymase Diastase ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Chloro fluoro carbon Ethane Sulphur dioxide Carbon dioxide Chloro fluoro carbon Ethane Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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