Chemistry Main source of lead pollution is from Tobacco Insecticides Sewage Leaded gasoline Tobacco Insecticides Sewage Leaded gasoline ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fat of a common mussel-secretes a sticky glue that can be used to make heart implants. The unique chemical compound present in the glue is: Phenyl alanine Hydroxy phenyl alanine Dihydroxy phenyl alanine Amino phenyl alanine Phenyl alanine Hydroxy phenyl alanine Dihydroxy phenyl alanine Amino phenyl alanine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals can displace copper from copper sulphate solution ? Iron Gold Platinum Mercury Iron Gold Platinum Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Caffeine Tannin Morphine Cocaine Caffeine Tannin Morphine Cocaine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ammonial is a mixture of Aluminium powder and ammonium nitrate Aluminium powder and potassium nitrate Aluminium powder and ammonium sulphate Aluminium powder and ammonium chloride Aluminium powder and ammonium nitrate Aluminium powder and potassium nitrate Aluminium powder and ammonium sulphate Aluminium powder and ammonium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal does not give H2 on treatment with dilute HCL is Ag Fe Ca Zn Ag Fe Ca Zn ANSWER DOWNLOAD EXAMIANS APP