Question

Define fertilizer name any four fertilizers

Answer 1

The first number represents thepercentage of nitrogen in theproduct; the second number, P2O5; the third, K2O. Fertilizers do not actually contain P2O5 or K2O, but the system is a conventional shorthand for the amount of thephosphorus (P) or potassium (K) in a fertilizer.


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Answer 2

fertilizer a chemical or natural substance added to soil or land to increasing its fertility.
1] ammonium phosphate
2]ammonium sulphate
3]urea
4]potassium nitrate