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प्रश्न
State whether the following statement is true or false.
Rhizobium is a free-living nitrogen-fixing bacterium.
चूक किंवा बरोबर
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उत्तर
This statement is false.
Explanation:
Rhizobium is not a free-living nitrogen-fixing bacterium.
It is a symbiotic nitrogen-fixing bacterium that lives inside the root nodules of leguminous plants (such as peas, beans, and lentils). It fixes atmospheric nitrogen into ammonia only when inside the host plant.
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