Human Biology, 14 Edition

Published by McGraw-Hill Education
ISBN 10: 1-25924-574-8
ISBN 13: 978-1-25924-574-9

Chapter 24 - Section 24.3 - Global Biogeochemical Cycles - Check Your Progress - Page 547: 3

Answer

Within the nitrogen cycle, certain bacteria change nitrogen gas to ammonium, while some carry out nitrification when they convert ammonium or nitrite in soil to nitrate. Plants can then use this converted nitrate. As such, bacteria play a pivotal role in the nitrogen cycle.

Work Step by Step

Within the nitrogen cycle, certain bacteria change nitrogen gas to ammonium, while some carry out nitrification when they convert ammonium or nitrite in soil to nitrate. Plants can then use this converted nitrate. As such, bacteria play a pivotal role in the nitrogen cycle.
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