Description : Which one of the following elements is least likely to be found in commercial fertilizers? (1) Nitrogen (2) Phosphorous (3) Potassium (4) Silicon
Last Answer : (4) Silicon Explanation: Fertilizers typically provide, in varying proportions: (1) six macronutrients: nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg), and sulfur (S); and (ii) eight ... copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo), zinc (Zn) and nickel {Ni}.