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 The crops which are involved in nitrogen fixation are all of these alfalfa and clover bean and lupine soybean all of these alfalfa and clover bean and lupine soybean ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Most soil protozoa are flagellates or amoebas, having their dominant mode of nitrogen as ingestion of bacteria all of these ingestion of fungi ingestion of mold ingestion of bacteria all of these ingestion of fungi ingestion of mold ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chromaticum Both (a) and (b) Chlorobium Rhodomicrobium Chromaticum Both (a) and (b) Chlorobium Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 60-80 20-30 10-20 30-40 60-80 20-30 10-20 30-40 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen oxidation (nitrification)refers to the changing of atmospheric nitrogen (N2) to nitrogen compounds sulfur is oxidized to the sulfate form through Thiobacillus bacteria None of these conversion of ammonium ions into nitrates through the activities of certain bacteria. changing of atmospheric nitrogen (N2) to nitrogen compounds sulfur is oxidized to the sulfate form through Thiobacillus bacteria None of these conversion of ammonium ions into nitrates through the activities of certain bacteria. ANSWER DOWNLOAD EXAMIANS APP