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Bacteria WS I

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Helpful <strong>Bacteria</strong><br />

Where is most of the Nitrogen<br />

found on planet Earth?<br />

In the atmosphere<br />

Where do plants need it to be?<br />

In the soil<br />

4. Nitrogen Fixation in roots<br />

– Helps plants take up H 2 O and<br />

nutrients from soil

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