Chemistry German silver used for making utensils is an alloy of Copper, zinc, nickel Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium Copper, zinc, nickel Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is O3 CO All of these CO2 O3 CO All of these CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hamburger effect is otherwise known as– Respiratory product Chloride shift Sodium pump Anaerobic metabolism Respiratory product Chloride shift Sodium pump Anaerobic metabolism ANSWER DOWNLOAD EXAMIANS APP
Chemistry In galvanization, iron is coated with Zinc Nickel Copper Tin Zinc Nickel Copper Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by Rapid industrialization All of these Increased transportation activity Deforestation Rapid industrialization All of these Increased transportation activity Deforestation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of vinegar is Oxalic acid Acetic acid Salycylic acid Formic acid Oxalic acid Acetic acid Salycylic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP