Q. 165.0( 2 Votes )

Which one of the A. Nitrogen

B. Phosphorus

C. Iron

D. Potassium

Answer :

NPK fertilizers are three-component fertilizers providing nitrogen, phosphorus, and potassium. Iron for plants can come from a number of sources. Ferric oxide is a chemical present in soil that gives dirt a distinctive red color, and plants can absorb iron from this chemical.

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