Question

Define biological nitrogen fixers ​

Answer 1

Answer:

Biological nitrogen fixation (BNF) is the term used for a process in whichnitrogen gas (N2) from the atmosphere is incorporated into the tissue of certain plants. Only a select group of plants is able to obtain N this way, with the help of soil microorganisms.

Explanation:

• the nitrogen and oxygen present in air react to form nitrates during lighting

• this forms nitrates and fixing of nitrates into soil is called nitrogen fixation

• these nitrates make soil fertile
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Answer 2

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Some bacteria,and blue-green algae, are able to 'fix' atmospheric nitrogen into usable forms of salts of nitrogen. They are called biological nitrogen fixers...❤️

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