Question

How do plants obtain nitrogen and why do they need it

Answer 1

•
How do plants obtain nitrogen?Plants take nitrogen from the soil by absorption through their roots as amino acids, nitrate ions, nitrite ions, or ammonium ions.Plants do not get their nitrogen directly from the air.
•Why do plants need nitrogen ?
Nitrogen is the primary or top component found in many structures and metabolic structures of plants. It is also a critical ingredient in chlorophyll which facilitates photosynthesis and is essential in producing proteins and genetic material. Nitrogen is one of the six macronutrients required for plants and fertilisers are used to ensure their availability.