Microbiology of Soils Which of the following statement is not true about composition of biogas? It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation changes the free nitrogen (N2) to a form usable by plants both (a) and (b) especially changes nitrogen compounds, mostly amines such as NH2 fix the free nitrogen (N2) by which it should not be usable by plants changes the free nitrogen (N2) to a form usable by plants both (a) and (b) especially changes nitrogen compounds, mostly amines such as NH2 fix the free nitrogen (N2) by which it should not be usable by plants ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chromaticum Both (a) and (b) Rhodomicrobium Chlorobium Chromaticum Both (a) and (b) Rhodomicrobium Chlorobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by infrared technique germination test both (a) and (b) None of these infrared technique germination test both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of symbiotic bacteria, which have the ability to fix nitrogen grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria these bacteria are from the genus, Rhizobium 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 grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria these bacteria are from the genus, Rhizobium 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
Microbiology of Soils Denitrification is carried out All of these usually by facultative anaerobes predominantly by Bacillus spp predominantly by Pseudomonas spp All of these usually by facultative anaerobes predominantly by Bacillus spp predominantly by Pseudomonas spp ANSWER DOWNLOAD EXAMIANS APP
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