Microbiology of Soils Nitrogen fixation fix the free nitrogen (N2) by which it should not be usable by plants both (a) and (b) changes the free nitrogen (N2) to a form usable by plants especially changes nitrogen compounds, mostly amines such as NH2 fix the free nitrogen (N2) by which it should not be usable by plants both (a) and (b) changes the free nitrogen (N2) to a form usable by plants especially changes nitrogen compounds, mostly amines such as NH2 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is both (a) and (b) changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas reduction of nitrate to organic nitrogen compounds both (a) and (b) changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas reduction of nitrate to organic nitrogen compounds ANSWER DOWNLOAD EXAMIANS APP
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 Both (a) and (b) It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? All of these Hydrolytic Transitional methanogenic All of these Hydrolytic Transitional methanogenic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nonsymbiotic bacteria which fix nitrogen live in the soil independently are Azotobacter All of these considerably less important in comparison to the symbiotic bacteria Clostridium Azotobacter All of these considerably less important in comparison to the symbiotic bacteria Clostridium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? None of these Non symbiotic and symbiotic microorganisms only Non symbiotic microorganisms only Symbiotic microorganisms only None of these Non symbiotic and symbiotic microorganisms only Non symbiotic microorganisms only Symbiotic microorganisms only ANSWER DOWNLOAD EXAMIANS APP