SaraNextGen Study App [2022-23]
Last Updated On 23-10-2022 - By Sara

All of the following statements concerning the actinomycetous filamentous soil bacterium  are correct, except that

a)

Can induce root nodules on many plant species

b)

Can fix nitrogen in the free-living state

c)

Like , it usually infects its host plant through root hair deformation and simulates cell proliferation in the host’s  cortex

d)

Forms specialized vesicles, in which the nitrogenase is protected from oxygen by a chemical barrier involving triterpene hopanoids


Question ID - 152 :-

All of the following statements concerning the actinomycetous filamentous soil bacterium  are correct, except that

a)

Can induce root nodules on many plant species

b)

Can fix nitrogen in the free-living state

c)

Like , it usually infects its host plant through root hair deformation and simulates cell proliferation in the host’s  cortex

d)

Forms specialized vesicles, in which the nitrogenase is protected from oxygen by a chemical barrier involving triterpene hopanoids

1 Answer
5876 Votes
3537

Answer Key : (b) -

(b)

 cannot fix nitrogen in the free living state.



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Soft-rot disease of sweet potato is caused by

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