Chemistry Biofertilizers convert nitrogen to ________ . Nitrogenase Amino acids Ammonia Nitrates Nitrogenase Amino acids Ammonia Nitrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Sulphur dioxide Carbon dioxide Carbon monoxide Chlorine Sulphur dioxide Carbon dioxide Carbon monoxide Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in Monazite sand ? Sodium Potassium Thorium Uranium Sodium Potassium Thorium Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Argon Neon Helium Hydrogen Argon Neon Helium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Copper Iron Zinc Aluminium Copper Iron Zinc Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is known as carbolic acid? Oxalic acid Phenol Acetic acid Ethanol Oxalic acid Phenol Acetic acid Ethanol ANSWER DOWNLOAD EXAMIANS APP