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Microbes in Human Welfare question

2010 · Q89
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Microbes in Human Welfare question

2010 · Q89

NEETBiologyMicrobes in Human WelfareMCQ+4 / −1
The common nitrogen-fixer in paddy fields is –
  1. A
    Azospirillum
  2. B
    Frankia
  3. C
    Rhizobium
  4. D
    Oscillatoria
View written solutionFree

Correct answer: A

Azospirillum is an anaerobic nitrogen fixing bacteria which forms loose association with roots of some plants. Inoculation of paddy fields with these bacteria helps in increasing yield and saving of nitrogen fertilizers.

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