Microbiology of Soils The groups of bacteria which have the ability to fix nitrogen from air to soil are symbiotic nonsymbiotic both (a) and (b) none of these symbiotic nonsymbiotic both (a) and (b) none of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is both (a) and (b) reduction of nitrate to organic nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas changing of atmospheric nitrogen (N2) to nitrogen compounds both (a) and (b) reduction of nitrate to organic nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas changing of atmospheric nitrogen (N2) to nitrogen compounds ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for denitrification is nitrate reductase nitrate oxidase none of these nitro oxidoreductase nitrate reductase nitrate oxidase none of these nitro oxidoreductase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? methanogenic Transitional All of these Hydrolytic methanogenic Transitional All of these Hydrolytic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by infrared technique germination test None of these both (a) and (b) infrared technique germination test None of these both (a) and (b) 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 none of these slow growth medium growth fast growth none of these slow growth medium growth fast growth ANSWER DOWNLOAD EXAMIANS APP