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 Which of the following species of different genera of bacteria are not capable of transforming nitrate to nitrogen? Alcaligenes Agrobacterium None of these Achromobacter Alcaligenes Agrobacterium None of these Achromobacter ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? Non symbiotic and symbiotic microorganisms only Symbiotic microorganisms only None of these Non symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only Symbiotic microorganisms only None of these Non symbiotic microorganisms only ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out predominantly by Bacillus spp predominantly by Pseudomonas spp All of these usually by facultative anaerobes predominantly by Bacillus spp predominantly by Pseudomonas spp All of these usually by facultative anaerobes ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? Hydrolytic Transitional methanogenic All of these Hydrolytic Transitional methanogenic All of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 60-80 20-30 10-20 30-40 60-80 20-30 10-20 30-40 ANSWER DOWNLOAD EXAMIANS APP
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