Which of the following statements about the nitrogen cycle is correct?

Practice question

Question

Which of the following statements about the nitrogen cycle is correct?

Options

Choose one · Correct answer highlighted

Nitrogen fixation converts atmospheric nitrogen into a usable form. Correct Denitrification increases the availability of nitrogen to plants. Nitrification directly converts nitrogen gas into ammonia. Plants absorb nitrogen directly from the atmosphere.

Explanation

Nitrogen fixation by bacteria converts atmospheric nitrogen (Nâ) into ammonia (NHâ), making it available for plants.

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