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Microbes in Human Welfare question

2008 · Q81
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Microbes in Human Welfare question

2008 · Q81

NEETBiologyMicrobes in Human WelfareMCQ+4 / −1
Nitrogen fixation in root nodules of Alnus is brought about by:
  1. A
    Bradyrhizobium
  2. B
    Frankia
  3. C
    Clostridium
  4. D
    Azorhizobium
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