Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chromaticum Rhodomicrobium Both (a) and (b) Chlorobium Chromaticum Rhodomicrobium Both (a) and (b) Chlorobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following is capable of oxidizing sulfur to sulfates? Rhodomicrobium Rhodospirillum Desulfotomaculum Thiobacillus thiooxidans Rhodomicrobium Rhodospirillum Desulfotomaculum Thiobacillus thiooxidans ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrate reductase nitrate oxidase none of these nitrogenase nitrate reductase nitrate oxidase none of these nitrogenase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nitrogenase consists of both (a) and (b) dinitrogenase reductase dinitrogenase none of these both (a) and (b) dinitrogenase reductase dinitrogenase none of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of bacteria which have the ability to fix nitrogen from air to soil are both (a) and (b) nonsymbiotic none of these symbiotic both (a) and (b) nonsymbiotic none of these symbiotic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The physical structure of soil is improved by the accumulation of minerals water mold mycelium all of these minerals water mold mycelium all of these ANSWER DOWNLOAD EXAMIANS APP