Chemistry Which one of the following is a micro-element ? Oxygen Nitrogen Hydrogen Chlorine Oxygen Nitrogen Hydrogen Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Potassium nitrate Calcium ammonium nitrate Calcium sulphate Ammonium sulphate Potassium nitrate Calcium ammonium nitrate Calcium sulphate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used for cloud seeding for artificial rains is Silver Iodide Potassium Nitrate Silver Nitrate Potassium Bromide Silver Iodide Potassium Nitrate Silver Nitrate Potassium Bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of removing calcium and magnesium from hard water is known as Flocculation Sedimentation Water softening Filtration Flocculation Sedimentation Water softening Filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphuric acid is Dibasic Monobasic Tribasic Tetrabasic Dibasic Monobasic Tribasic Tetrabasic ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Phosphorous, Sodium and Nitrogen Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Calcium, Phosphorous and Potassium Phosphorous, Sodium and Nitrogen Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Calcium, Phosphorous and Potassium ANSWER DOWNLOAD EXAMIANS APP
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