Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 60-80 10-20 20-30 30-40 60-80 10-20 20-30 30-40 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils An example of a symbiotic nitrogen fixer is Rhizobium Azotobacter Beijerinckia Clostridium Rhizobium Azotobacter Beijerinckia Clostridium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrogenase nitrate reductase none of these nitrate oxidase nitrogenase nitrate reductase none of these nitrate oxidase 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 slow growth none of these fast growth medium growth slow growth none of these fast growth medium growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Most soil protozoa are flagellates or amoebas, having their dominant mode of nitrogen as ingestion of bacteria ingestion of mold ingestion of fungi all of these ingestion of bacteria ingestion of mold ingestion of fungi all of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The crops which are involved in nitrogen fixation are soybean bean and lupine all of these alfalfa and clover soybean bean and lupine all of these alfalfa and clover ANSWER DOWNLOAD EXAMIANS APP