Microbiology of Soils Which of the following species of different genera of bacteria are not capable of transforming nitrate to nitrogen? Agrobacterium Achromobacter Alcaligenes None of these Agrobacterium Achromobacter Alcaligenes None of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out predominantly by Bacillus spp All of these predominantly by Pseudomonas spp usually by facultative anaerobes predominantly by Bacillus spp All of these predominantly by Pseudomonas spp usually by facultative anaerobes ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils __________ play a key role in the transformation of rock to soil. Nitrifying bacteria De-nitrifying bacteria Cyanobacteia Pectin decomposing bacteria Nitrifying bacteria De-nitrifying bacteria Cyanobacteia Pectin decomposing bacteria ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The physical structure of soil is improved by the accumulation of minerals water mold mycelium all of these minerals water mold mycelium all of these ANSWER DOWNLOAD EXAMIANS APP
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 O2 and Cl2 It also contains with traces of H2S, N2, H2and CO It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) It also contains with traces of O2 and Cl2 It also contains with traces of H2S, N2, H2and CO ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? Non symbiotic microorganisms only None of these Non symbiotic and symbiotic microorganisms only Symbiotic microorganisms only Non symbiotic microorganisms only None of these Non symbiotic and symbiotic microorganisms only Symbiotic microorganisms only ANSWER DOWNLOAD EXAMIANS APP