Chemistry The metal used for making aircrafts and rockets is Aluminium Lead Copper Nickel Aluminium Lead Copper Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization of iron is carried out using Tin Zinc Copper Chromium Tin Zinc Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Where does the oxygen that keeps us alive come from? Carbon dioxide Water Oxides of minerals Carbonates absorbed from soil Carbon dioxide Water Oxides of minerals Carbonates absorbed from soil ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which emits from rice field is All of these Nitrogen Ethane Methane All of these Nitrogen Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal ion present in Vitamin B12 is Nickel Cobalt Zinc Iron Nickel Cobalt Zinc Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Acid fumes Industrial smog Photochemical smog Sulphurous smog Acid fumes Industrial smog Photochemical smog Sulphurous smog ANSWER DOWNLOAD EXAMIANS APP
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