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They absorb nitrogen from the air. Then nitrogen-fixing bacteria convert it to a useable form.

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13y ago
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15y ago

Gram-negative bacilli that live freely in the soil (especially where legumes have been grown) can fix atmospheric nitrogen when they invade the roots of the appropriate legume.

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Q: How do legumes contribute to the nitrogen cycle?
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What roles legumes play in the nitrogen cycle?

They absorb nitrogen from the air. Then nitrogen-fixing bacteria convert it to a useable form.


What processes in the nitrogen cycle are completed by bacteria?

It is nitrogen fixation, which occurs by nitrogen-fixing bacteria that live in the root nodules of legumes and in the soil..


In the nitrogen cycle bacteria that live on the roots of plants?

change nitrogen gas into ammonia


Where in the roots of the legumes does Nitrogen-fixing bacteria live?

The nitrogen-fixing bacteria live in the root nodules of legumes.


Why don't legumes need nitrogen-containing fertillizers?

Legumes "fix" nitrogen in nodules on their roots, so they do not need additional nitrogen-containing fertilizers.


Why don't legumes need nitrogen-containing fertilizers?

Legumes "fix" nitrogen in nodules on their roots, so they do not need additional nitrogen-containing fertilizers.


How do both biotic an abiotic elements involved in the nitrogen cycle?

Best Answer - Chosen by VotersThe only abiotic element in the nitrogen cycle I know of is lightning. Lightning bind nitrogen and some other stuff to form nitrates. There are certain bacteria, primarily found on the roots of legumes, that also partake in nitrogen fixation. Then there are all the other organisms that utilize this nitrogen and eventually release it back into the cycle.


What has the author Albert Lemuel Whiting written?

Albert Lemuel Whiting has written: 'A biochemical study of nitrogen in certain legumes' -- subject(s): Legumes, Nitrogen, Legumes.


Why don't legumes need nitrogen containing fertilizers comment?

They have bacteria growing in their roots that take nitrogen from the air and supply it to the legumes.


Nitrogen-fixing bacteria live in these structures found in the roots of legumes?

what is nitrogen fixing bacteria live in these structures found in the roots of legumes


What plant family restores nitrogen to the soil?

Legumes are the plant family that restores nitrogen to the soil. Most of legumes have symbiotic nitrogen-fixing bacteria in structures called root nodules.


Plants which assist in nitrogen fixation are?

Legumes