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What role do bacteria play in soil ecosystems? They add air to soil. They break down rocks. They return nutrients to soil. They tunnel through soil.
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What role do bacteria play in soil ecosystems?

They add air to soil.

They break down rocks.

They return nutrients to soil.

They tunnel through soil.

User Ronak Mehta
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1 Answer

3 votes

Answer:

They return nutrients to soil.

Step-by-step explanation:

Bacteria help degrade dead animals and plants and bring valuable nutrients back to Earth.

User SelVazi
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