Botany - Mineral Nutrition Question with Solution | TestHub

One of the essential macronutrients is nitrogen which is absorbed by the plant mainly in the form of NO₃^-. It is a major component of proteins, nucleic acids, vitamins and hormones.

Plants take up sulphur in the form of sulphate. It is the main constituent of coenzymes (Coenzyme A), vitamins and also amino acids like cysteine and methionine.

Boron, another essential element assists in uptake and utilization of Calcium, pollen germination, membrane functioning.

Chlorine, taken in the form of chloride helps in anion-cation balance in cell alongwith sodium and potassium ions. It is also essential for photolysis of water.