Question

how do plants obtain nitrogen and why do they need it​

Answer 1

Answer:

Plants obtain nitrogen through a natural process. Explanation: Nitrogen is introduced to the soil by fertilizers or animal and plant residues. ... All plants need nitrogen to make amino acids, proteins and DNA, but the nitrogen in the atmosphere is not in a form that they can use.

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Answer 2

Answer:

Plants obtain nitrogen through a natural process.

Nitrogen is introduced to the soil by fertilizers or animal and plant residues. ...

All plants need nitrogen to make amino acids, proteins and DNA, but the nitrogen in the atmosphere is not in a form that they can use.