Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 60-80 20-30 30-40 10-20 60-80 20-30 30-40 10-20 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The transformation of nitrates to gaseous nitrogen is accomplished by microorganisms in a series of biochemical reactions. The process is known as denitrification ammonification nitrogen fixation nitrification denitrification ammonification nitrogen fixation nitrification 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 None of these one species of a pair is more benefited both the species of a pair benefit one species of a pair benefits None of these one species of a pair is more benefited 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 medium growth slow growth none of these fast growth medium growth slow growth none of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for denitrification is nitrate reductase nitro oxidoreductase nitrate oxidase none of these nitrate reductase nitro oxidoreductase nitrate oxidase none of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen oxidation (nitrification)refers to the changing of atmospheric nitrogen (N2) to nitrogen compounds sulfur is oxidized to the sulfate form through Thiobacillus bacteria conversion of ammonium ions into nitrates through the activities of certain bacteria. None of these changing of atmospheric nitrogen (N2) to nitrogen compounds sulfur is oxidized to the sulfate form through Thiobacillus bacteria conversion of ammonium ions into nitrates through the activities of certain bacteria. None of these ANSWER DOWNLOAD EXAMIANS APP
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