Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Rhodospirillum Thiobacillus thiooxidans Desulfotomaculum Rhodomicrobium Rhodospirillum Thiobacillus thiooxidans Desulfotomaculum Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is reduction of nitrate (NO3-) to nitrogen gas changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate to organic nitrogen compounds both (a) and (b) reduction of nitrate (NO3-) to nitrogen gas changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate to organic nitrogen compounds both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by None of these infrared technique both (a) and (b) germination test None of these infrared technique both (a) and (b) germination test ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation both (a) and (b) especially changes nitrogen compounds, mostly amines such as NH2 changes the free nitrogen (N2) to a form usable by plants fix the free nitrogen (N2) by which it should not be usable by plants both (a) and (b) especially changes nitrogen compounds, mostly amines such as NH2 changes the free nitrogen (N2) to a form usable by plants fix the free nitrogen (N2) by which it should not be usable by plants ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? methanogenic All of these Hydrolytic Transitional methanogenic All of these Hydrolytic Transitional ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following statement is not true about composition of biogas? 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 Both (a) and (b) It also contains with traces of O2 and Cl2 ANSWER DOWNLOAD EXAMIANS APP