Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? Non symbiotic microorganisms only None of these Symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only Non symbiotic microorganisms only None of these Symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils A heterocyst is a cell that carries out oxygenic photosynthesis a type of spore the progenitor of cyanobacterial vegetative cells a terminally differentiated cell that fixes nitrogen a cell that carries out oxygenic photosynthesis a type of spore the progenitor of cyanobacterial vegetative cells a terminally differentiated cell that fixes nitrogen ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is 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 reduction of nitrate (NO3-) to nitrogen gas ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The physical structure of soil is improved by the accumulation of minerals all of these water mold mycelium minerals all of these water mold mycelium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 30-40 20-30 10-20 60-80 30-40 20-30 10-20 60-80 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nitrogenase consists of dinitrogenase both (a) and (b) none of these dinitrogenase reductase dinitrogenase both (a) and (b) none of these dinitrogenase reductase ANSWER DOWNLOAD EXAMIANS APP