Chemistry Biofertilizers convert nitrogen to ________ . Amino acids Nitrates Nitrogenase Ammonia Amino acids Nitrates Nitrogenase Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of removing calcium and magnesium from hard water is known as Filtration Sedimentation Water softening Flocculation Filtration Sedimentation Water softening Flocculation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is an iron ore ? Lignite Magnetite Bauxite Nitrite Lignite Magnetite Bauxite Nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Oxidation Adsorption Bleaching Reduction Oxidation Adsorption Bleaching Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Nitrogen Chlorine Hydrogen Helium Nitrogen Chlorine Hydrogen Helium ANSWER DOWNLOAD EXAMIANS APP
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