The three elements most needed in common fertilisers are :

A. Sulphur, Phosphorous and Sodium

B. Nitrogen, Potassium and Phosphorous

C. Phosphorous, Sodium and Nitrogen

D. Calcium, Phosphorous and Potassium

Answer: Option B

Solution(By Examveda Team)

Fertilizer (or fertiliser) is any organic or inorganic material of natural or synthetic origin (other than liming materials) that is added to a soil to supply one or more plant nutrients essential to the growth of plants. The three elements most needed in common fertilisers are Nitrogen. Potassium and Phosphorous.