Chemistry Which one of the following is not a cause for present global warming and climate change ? Methane emission Carbondioxide emission CFC emission Deforstation Methane emission Carbondioxide emission CFC emission Deforstation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following in automobile exhaust can cause cancer? Polyclinic hydrocarbons Lead Oxides of nitrogen Carbon monoxide Polyclinic hydrocarbons Lead Oxides of nitrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Hg Ag Fe Na Hg Ag Fe Na ANSWER DOWNLOAD EXAMIANS APP
Chemistry What material is used to make electric heater coil ? Copper Iron Nichrome Silver Copper Iron Nichrome Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight Remains the same First increases and then decreases Decreases Increases Remains the same First increases and then decreases Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by Cockroaches White ants Mosquitoes Red ants Cockroaches White ants Mosquitoes Red ants ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS