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 Bacteria, as a group, are responsible for all of these nitrogen oxidation sulfur oxidation nitrogen fixation all of these nitrogen oxidation sulfur oxidation nitrogen fixation 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 diagnostic enzyme for nitrogen-fixing organisms is nitrate oxidase none of these nitrate reductase nitrogenase nitrate oxidase none of these nitrate reductase nitrogenase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following fungi on infecting crop roots can improve their uptake of phosphorus and other nutrients? Saccharomyces cerevisiae VA Mycorrhiza Aspergillus niger Candida torulopsis Saccharomyces cerevisiae VA Mycorrhiza Aspergillus niger Candida torulopsis ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The phenomenon of commensalism refers to a relationship between organisms in which None of these one species of a pair benefits one species of a pair is more benefited both the species of a pair benefit None of these one species of a pair benefits one species of a pair is more benefited both the species of a pair benefit ANSWER DOWNLOAD EXAMIANS APP