Question

3. How is the atmospheric nitrogen fixed in the soil?​

Answer 1

Answer:

They contain symbiotic rhizobia bacteria within nodules in their root systems, producing nitrogen compounds that help the plant to grow and compete with other plants. When the plant dies, the fixed nitrogen is released, making it available to other plants; this helps to fertilize the soil

Answer 2

Answer:

They contain symbiotic rhizobia bacteria within nodules in their root systems, producing nitrogencompounds that help the plant to grow and compete with other plants. When the plant dies, the fixed nitrogen is released, making it available to other plants; this helps to fertilize the soil.

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