Microbiology of Soils Which of the following statement is not true about composition of biogas? 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 It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The microbial ecosystem of soil includes biotic components of soil None of these abiotic components of soil biotic and abiotic components of soil biotic components of soil None of these abiotic components of soil biotic and abiotic components of soil ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation by the microorganisms can be detected by adopting the approach of cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen All of these measuring15N2 by mass spectrometer demonstrating growth in a nitrogen free medium cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen All of these measuring15N2 by mass spectrometer demonstrating growth in a nitrogen free medium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrifying bacteria can not be isolated directly by the usual techniques employed to isolate hetrotrophic bacteria. The reasons may be due to fast growth slow growth none of these medium growth fast growth slow growth none of these medium growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? Transitional All of these Hydrolytic methanogenic Transitional All of these Hydrolytic methanogenic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following fungi on infecting crop roots can improve their uptake of phosphorus and other nutrients? Candida torulopsis Saccharomyces cerevisiae VA Mycorrhiza Aspergillus niger Candida torulopsis Saccharomyces cerevisiae VA Mycorrhiza Aspergillus niger ANSWER DOWNLOAD EXAMIANS APP
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