Which of the following organisms is responsib | vedclass

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(B) Paddy fields (rice fields) are waterlogged environments where specific nitrogen-fixing bacteria thrive.$Azospirillum$ is a free-living,nitrogen-fi

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Azospirillum

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(B) Paddy fields (rice fields) are waterlogged environments where specific nitrogen-fixing bacteria thrive.$Azospirillum$ is a free-living,nitrogen-fixing bacterium that is commonly associated with the roots of grasses,including rice (paddy),where it fixes atmospheric nitrogen.$Rhizobium$ is typically associated with leguminous plants.$Oscillatoria$ is a cyanobacterium,but $Azospirillum$ is the most specific answer for nitrogen fixation in the rhizosphere of paddy crops.$Frankia$ is associated with non-leguminous plants like $Alnus$.

Which of the following organisms is responsible for nitrogen fixation in paddy fields?

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