Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Caffeine Tannin Cocaine Morphine Caffeine Tannin Cocaine Morphine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The smog is essentially caused by the presence of O2 and O3 O3 and N2 Oxides of N and S O2 and N2 O2 and O3 O3 and N2 Oxides of N and S O2 and N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of None of these Methane Carbon dioxide Sulphur dioxide None of these Methane Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the purest form of carbon Iron Graphite Diamond Coal Iron Graphite Diamond Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? Plastic D.T. Paper Aluminium Plastic D.T. Paper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Vitamins Carbohydrates Fats Proteins Vitamins Carbohydrates Fats Proteins ANSWER DOWNLOAD EXAMIANS APP