Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? Non symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only None of these Symbiotic microorganisms only Non symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only None of these Symbiotic microorganisms only ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Rhodomicrobium Desulfotomaculum Rhodospirillum Thiobacillus thiooxidans Rhodomicrobium Desulfotomaculum Rhodospirillum Thiobacillus thiooxidans ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen oxidation (nitrification)refers to the changing of atmospheric nitrogen (N2) to nitrogen compounds None of these conversion of ammonium ions into nitrates through the activities of certain bacteria. sulfur is oxidized to the sulfate form through Thiobacillus bacteria changing of atmospheric nitrogen (N2) to nitrogen compounds None of these conversion of ammonium ions into nitrates through the activities of certain bacteria. sulfur is oxidized to the sulfate form through Thiobacillus bacteria ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The crops which are involved in nitrogen fixation are all of these bean and lupine soybean alfalfa and clover all of these bean and lupine soybean alfalfa and clover ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The phenomenon of commensalism refers to a relationship between organisms in which one species of a pair is more benefited None of these one species of a pair benefits both the species of a pair benefit one species of a pair is more benefited None of these one species of a pair benefits both the species of a pair benefit ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following statement is not true about composition of biogas? Both (a) and (b) It also contains with traces of O2 and Cl2 It also contains with traces of H2S, N2, H2and CO It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) It also contains with traces of O2 and Cl2 It also contains with traces of H2S, N2, H2and CO It is composed almost exclusively of methane and carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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