Question

why is nitrogen known as macro nutrients for plants​

Answer 1

Answer:

Nitrogen is essential for plant development, since it plays a fundamental role in energy metabolism and protein synthesis. Nitrogen is absorbed by the plant in the form of a nitrate. This macronutrient is directly related to plant growth. It is indispensable for photosynthesis activity and chlorophyll formation.

Answer 2

Nitrogen is known as macro nutrient for plant because it is consumed in large amount by plant