Chemistry The most abundant metal in the Earth’s crust is Iron Zinc Copper Aluminium Iron Zinc Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Smog None of these Eutrophication Green house effect Smog None of these Eutrophication Green house effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat energy produced when the human body metabolises 1 gram of fat is 29 KJ 30 KJ 1 KJ 39 KJ 29 KJ 30 KJ 1 KJ 39 KJ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of improving the quality of rubber by heating it with sulphur is called. Vulcanization Galvanization Acceleration Sulphonation Vulcanization Galvanization Acceleration Sulphonation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas contains mainly : Methane Ethylene Acetylene Propylene Methane Ethylene Acetylene Propylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization of iron is carried out using Chromium Copper Zinc Tin Chromium Copper Zinc Tin ANSWER DOWNLOAD EXAMIANS APP
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