Chemistry Which one of the following is not a cause for present global warming and climate change ? Carbondioxide emission CFC emission Deforstation Methane emission Carbondioxide emission CFC emission Deforstation Methane emission ANSWER DOWNLOAD EXAMIANS APP
Chemistry Where does the oxygen that keeps us alive come from? Carbonates absorbed from soil Carbon dioxide Water Oxides of minerals Carbonates absorbed from soil Carbon dioxide Water Oxides of minerals ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Neutrino Electron Meson Proton Neutrino Electron Meson Proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The National Chemical Laboratory (India) is located in Mumbai Hyderabad Pune Bangaluru Mumbai Hyderabad Pune Bangaluru ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because Water and petrol are miscible with each other Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn The flame is too hot for water to cool it down Water and petrol are miscible with each other Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn The flame is too hot for water to cool it down ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cyanide poisoning causes death in seconds because It denatures enzymes of the heart/muscle It causes cardiac arrest It breaks the electron transport chain It causes Lysis of red blood cells It denatures enzymes of the heart/muscle It causes cardiac arrest It breaks the electron transport chain It causes Lysis of red blood cells ANSWER DOWNLOAD EXAMIANS APP