Microbiology of Soils __________ play a key role in the transformation of rock to soil. Pectin decomposing bacteria Cyanobacteia Nitrifying bacteria De-nitrifying bacteria Pectin decomposing bacteria Cyanobacteia Nitrifying bacteria De-nitrifying bacteria ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following is capable of oxidizing sulfur to sulfates? Rhodomicrobium Desulfotomaculum Rhodospirillum Thiobacillus thiooxidans Rhodomicrobium Desulfotomaculum Rhodospirillum Thiobacillus thiooxidans 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? None of these Achromobacter Agrobacterium Alcaligenes None of these Achromobacter Agrobacterium Alcaligenes 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 fast growth medium growth slow growth none of these fast growth medium growth slow growth 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? Rhodomicrobium Chromaticum Chlorobium Both (a) and (b) Rhodomicrobium Chromaticum Chlorobium Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen oxidation (nitrification)refers to the sulfur is oxidized to the sulfate form through Thiobacillus bacteria conversion of ammonium ions into nitrates through the activities of certain bacteria. None of these changing of atmospheric nitrogen (N2) to nitrogen compounds sulfur is oxidized to the sulfate form through Thiobacillus bacteria conversion of ammonium ions into nitrates through the activities of certain bacteria. None of these changing of atmospheric nitrogen (N2) to nitrogen compounds ANSWER DOWNLOAD EXAMIANS APP