Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrogenase nitrate oxidase none of these nitrate reductase nitrogenase nitrate oxidase none of these nitrate reductase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 30-40 60-80 20-30 10-20 30-40 60-80 20-30 10-20 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following is capable of oxidizing sulfur to sulfates? Rhodospirillum Rhodomicrobium Thiobacillus thiooxidans Desulfotomaculum Rhodospirillum Rhodomicrobium Thiobacillus thiooxidans Desulfotomaculum ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Bacteria, as a group, are responsible for nitrogen oxidation all of these nitrogen fixation sulfur oxidation nitrogen oxidation all of these nitrogen fixation sulfur oxidation ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nitrogenase consists of dinitrogenase reductase dinitrogenase both (a) and (b) none of these dinitrogenase reductase dinitrogenase both (a) and (b) none of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chlorobium Both (a) and (b) Rhodomicrobium Chromaticum Chlorobium Both (a) and (b) Rhodomicrobium Chromaticum ANSWER DOWNLOAD EXAMIANS APP