Question

3. How do plants obtain nitrogen? Why do they need it?

Answer 1

Answer:

Plants obtain nitrogen through a natural process. ... Bacteria in the soil convert the nitrogen to ammonium and nitrate, which is taken up by the plants by a process of nitrogen fixation. 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:

hi dear

Explanation:

plant obtain nitrogen through a natural process..... bacteria in the soil convent the nitrogen to ammonium and nitrate which is is taken up by the plants a process of nitrogen fixation