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 Nitrifying bacteria can not be isolated directly by the usual techniques employed to isolate hetrotrophic bacteria. The reasons may be due to none of these medium growth fast growth slow growth none of these medium growth fast growth slow growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The microbial ecosystem of soil includes abiotic components of soil biotic components of soil None of these biotic and abiotic components of soil abiotic components of soil biotic components of soil None of these biotic and abiotic components of soil ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nitrogenase consists of both (a) and (b) none of these dinitrogenase reductase dinitrogenase both (a) and (b) none of these dinitrogenase reductase dinitrogenase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Bacteria, as a group, are responsible for sulfur oxidation nitrogen fixation all of these nitrogen oxidation sulfur oxidation nitrogen fixation all of these nitrogen oxidation ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which are the main source of biofertilisers? Streptococcus Cyanobacteria None of these Bacillus Streptococcus Cyanobacteria None of these Bacillus ANSWER DOWNLOAD EXAMIANS APP