Microbiology of Soils Which of the following is capable of oxidizing sulfur to sulfates? Thiobacillus thiooxidans Rhodomicrobium Desulfotomaculum Rhodospirillum Thiobacillus thiooxidans Rhodomicrobium Desulfotomaculum Rhodospirillum ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils __________ play a key role in the transformation of rock to soil. Nitrifying bacteria Pectin decomposing bacteria De-nitrifying bacteria Cyanobacteia Nitrifying bacteria Pectin decomposing bacteria De-nitrifying bacteria Cyanobacteia ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The transformation of nitrates to gaseous nitrogen is accomplished by microorganisms in a series of biochemical reactions. The process is known as nitrogen fixation denitrification nitrification ammonification nitrogen fixation denitrification nitrification ammonification 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
Microbiology of Soils The organisms responsible for the characteristic musty or earth odor of a freshly plowed field is/are Micromonospora Streptomyces all of these Nocardia Micromonospora Streptomyces all of these Nocardia ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out predominantly by Pseudomonas spp All of these predominantly by Bacillus spp usually by facultative anaerobes predominantly by Pseudomonas spp All of these predominantly by Bacillus spp usually by facultative anaerobes ANSWER DOWNLOAD EXAMIANS APP