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 medium growth slow growth none of these fast growth medium growth slow growth none of these fast growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Assimilative denitrification is done by fungi all of these plants prokaryotes fungi all of these plants prokaryotes ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The microbial ecosystem of soil includes biotic and abiotic components of soil abiotic components of soil None of these biotic components of soil biotic and abiotic components of soil abiotic components of soil None of these biotic components of soil ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of bacteria which have the ability to fix nitrogen from air to soil are symbiotic both (a) and (b) nonsymbiotic none of these symbiotic both (a) and (b) nonsymbiotic none of these 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 Denitrification is reduction of nitrate (NO3-) to nitrogen gas both (a) and (b) reduction of nitrate to organic nitrogen compounds changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas both (a) and (b) reduction of nitrate to organic nitrogen compounds changing of atmospheric nitrogen (N2) to nitrogen compounds ANSWER DOWNLOAD EXAMIANS APP