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Which role of bacteria is the most beneficial in terms of maintaining the health of the plant populations in our ecosystems?

Bacteria aiding in digestion in the intestines of animals.

Bacteria serving as a major food source for secondary consumers.

Bacteria decomposing dead materials which returns nutrients to the soil.

Bacteria producing oxygen for the oxygenation of the earth's atmosphere.

User Eyad
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Answer:They contain symbiotic bacteria called rhizobia within the nodules, 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 and this helps to fertilize the soil.

User Kilua
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