Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chlorobium Chromaticum Both (a) and (b) Rhodomicrobium Chlorobium Chromaticum Both (a) and (b) Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following fungi on infecting crop roots can improve their uptake of phosphorus and other nutrients? VA Mycorrhiza Saccharomyces cerevisiae Aspergillus niger Candida torulopsis VA Mycorrhiza Saccharomyces cerevisiae Aspergillus niger Candida torulopsis ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is none of these nitrate oxidase nitrogenase nitrate reductase none of these nitrate oxidase nitrogenase nitrate reductase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following statement is not true about composition of biogas? It is composed almost exclusively of methane and carbon dioxide It also contains with traces of O2 and Cl2 It also contains with traces of H2S, N2, H2and CO Both (a) and (b) It is composed almost exclusively of methane and carbon dioxide It also contains with traces of O2 and Cl2 It also contains with traces of H2S, N2, H2and CO Both (a) and (b) 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 none of these slow growth medium growth fast growth none of these slow growth medium growth fast growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The physical structure of soil is improved by the accumulation of mold mycelium water all of these minerals mold mycelium water all of these minerals ANSWER DOWNLOAD EXAMIANS APP
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