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Biological Classification question

2005 · Q22
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Biological Classification question

2005 · Q22

NEETBiologyBiological ClassificationMCQ+4 / −1
All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia
  1. A
    can induce root nodules on many plant species
  2. B
    can fix nitrogen in the free-living state
  3. C
    cannot fix specialized vesicles in which the nitrogenase is protected from oxygen by a chemical barrier involving triterpene hopanoids
  4. D
    like Rhizobium, it usually infects its host plant through root hair deformation and stimulates cell proliferation in the host's cortex.
View written solutionFree

Correct answer: B

Frankia, is a nitrogen fixing mycelial bacterium which is not free living and associated symbiotically with the root nodules of several non legume plants.

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