Chemistry Petroleum consists of a mixture of Carbonates Hydrocarbons Carbides Carbohydrates Carbonates Hydrocarbons Carbides Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Vitamins Fats Proteins Carbohydrates Vitamins Fats Proteins Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be Silver Aluminium Zinc Copper Silver Aluminium Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry A non-electronic conductor is None of these Gas Carbon Copper Sulphate Iron None of these Gas Carbon Copper Sulphate Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultra purification of a metal is done by : Leaching Smelting Zone melting Slugging Leaching Smelting Zone melting Slugging ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas ANSWER DOWNLOAD EXAMIANS APP