Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Both (a) and (b) Chlorobium Chromaticum Rhodomicrobium Both (a) and (b) Chlorobium Chromaticum Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Bacteria, as a group, are responsible for sulfur oxidation nitrogen fixation nitrogen oxidation all of these sulfur oxidation nitrogen fixation nitrogen oxidation all of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? All of these Hydrolytic Transitional methanogenic All of these Hydrolytic Transitional methanogenic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following species of different genera of bacteria are not capable of transforming nitrate to nitrogen? Agrobacterium None of these Alcaligenes Achromobacter Agrobacterium None of these Alcaligenes Achromobacter ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrate reductase none of these nitrate oxidase nitrogenase nitrate reductase none of these nitrate oxidase nitrogenase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The crops which are involved in nitrogen fixation are all of these alfalfa and clover soybean bean and lupine all of these alfalfa and clover soybean bean and lupine ANSWER DOWNLOAD EXAMIANS APP