Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrogenase nitrate reductase none of these nitrate oxidase nitrogenase nitrate reductase none of these nitrate oxidase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 30-40 10-20 20-30 60-80 30-40 10-20 20-30 60-80 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nitrogenase consists of dinitrogenase none of these dinitrogenase reductase both (a) and (b) dinitrogenase none of these dinitrogenase reductase both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The phenomenon of commensalism refers to a relationship between organisms in which both the species of a pair benefit one species of a pair benefits one species of a pair is more benefited None of these both the species of a pair benefit one species of a pair benefits one species of a pair is more benefited None of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils __________ play a key role in the transformation of rock to soil. Nitrifying bacteria Pectin decomposing bacteria De-nitrifying bacteria Cyanobacteia Nitrifying bacteria Pectin decomposing bacteria De-nitrifying bacteria Cyanobacteia 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? Agrobacterium Alcaligenes None of these Achromobacter Agrobacterium Alcaligenes None of these Achromobacter ANSWER DOWNLOAD EXAMIANS APP