Answer 1

Macronutrients	Micronutrients
They are required in large quantities by the plant.	They are required in small quantities by the plant.
In plants, the concentration of each macronutrient is more than 1 mg/gm of dry matter.	In plants, the concentration of each micronutrient is less than 1 mg/gm of dry matter.
They are involved in building plant body and various protoplasmic structures.	They are required in traces for synthesising new compounds.
Examples: Nitrogen, phosphorous, and magnesium.	Examples: Iron, manganese, and chlorine