What are macronutrients and why are they called macronutrients ?
Q. What are macronutrients and why are they called macronutrients ?
Ans. Macronutrients are the essential elements which are utilised by plants in large quantities.
Many macronutrients are required by the plants for the following functions:
As the constituent of protoplasm.
* N, P, S are present in proteins.
* Ca is present in cell wall.
* Mg is important constituent of chlorophyll.
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