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 slow growth medium growth none of these fast growth slow growth medium growth none of these fast growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out 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 predominantly by Bacillus spp ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen oxidation (nitrification)refers to the sulfur is oxidized to the sulfate form through Thiobacillus bacteria changing of atmospheric nitrogen (N2) to nitrogen compounds None of these conversion of ammonium ions into nitrates through the activities of certain bacteria. sulfur is oxidized to the sulfate form through Thiobacillus bacteria changing of atmospheric nitrogen (N2) to nitrogen compounds None of these conversion of ammonium ions into nitrates through the activities of certain bacteria. ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by germination test both (a) and (b) None of these infrared technique germination test both (a) and (b) None of these infrared technique 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 nitrogen fixation nitrification ammonification denitrification nitrogen fixation nitrification ammonification denitrification ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Syntrophism involves no exchange of nutrients among species exchange of nutrients among species no exchange of nutrients between two species exchange of nutrients between two species no exchange of nutrients among species exchange of nutrients among species no exchange of nutrients between two species exchange of nutrients between two species ANSWER DOWNLOAD EXAMIANS APP