Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chlorobium Both (a) and (b) Chromaticum Rhodomicrobium Chlorobium Both (a) and (b) Chromaticum Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The population of algae in soil is __________ that of either bacteria or fungi. none of these generally greater than equal to generally smaller than none of these generally greater than equal to generally smaller than ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? None of these Symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only Non symbiotic microorganisms only None of these Symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only Non symbiotic microorganisms only ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrate oxidase nitrogenase nitrate reductase none of these nitrate oxidase nitrogenase nitrate reductase none of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation 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 especially changes nitrogen compounds, mostly amines such as NH2 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of symbiotic bacteria, which have the ability to fix nitrogen these bacteria are from the genus, Rhizobium grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria derive their food and minerals from the legume, and in turn they supply the legume with some or all of its nitrogen All of these these bacteria are from the genus, Rhizobium grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria derive their food and minerals from the legume, and in turn they supply the legume with some or all of its nitrogen All of these ANSWER DOWNLOAD EXAMIANS APP