Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chlorobium Rhodomicrobium Both (a) and (b) Chromaticum Chlorobium Rhodomicrobium Both (a) and (b) Chromaticum ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation by the microorganisms can be detected by adopting the approach of All of these measuring15N2 by mass spectrometer cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen demonstrating growth in a nitrogen free medium All of these measuring15N2 by mass spectrometer cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen demonstrating growth in a nitrogen free medium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is none of these nitrogenase nitrate oxidase nitrate reductase none of these nitrogenase nitrate oxidase nitrate reductase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? Non symbiotic and symbiotic microorganisms only Non symbiotic microorganisms only Symbiotic microorganisms only None of these Non symbiotic and symbiotic microorganisms only Non symbiotic microorganisms only Symbiotic microorganisms only None of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation especially changes nitrogen compounds, mostly amines such as NH2 both (a) and (b) changes the free nitrogen (N2) to a form usable by plants fix the free nitrogen (N2) by which it should not be usable by plants especially changes nitrogen compounds, mostly amines such as NH2 both (a) and (b) changes the free nitrogen (N2) to a form usable by plants fix the free nitrogen (N2) by which it should not be usable by plants ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The microbial ecosystem of soil includes biotic and abiotic components of soil None of these biotic components of soil abiotic components of soil biotic and abiotic components of soil None of these biotic components of soil abiotic components of soil ANSWER DOWNLOAD EXAMIANS APP
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