Microbiology of Soils Nitrogen fixation changes the free nitrogen (N2) to a form usable by plants both (a) and (b) especially changes nitrogen compounds, mostly amines such as NH2 fix the free nitrogen (N2) by which it should not be usable by plants changes the free nitrogen (N2) to a form usable by plants both (a) and (b) especially changes nitrogen compounds, mostly amines such as NH2 fix the free nitrogen (N2) by which it should not be usable by plants ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nitrogenase consists of none of these both (a) and (b) dinitrogenase reductase dinitrogenase none of these both (a) and (b) dinitrogenase reductase dinitrogenase 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 Aspergillus niger Candida torulopsis VA Mycorrhiza Saccharomyces cerevisiae Aspergillus niger Candida torulopsis VA Mycorrhiza ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out predominantly by Pseudomonas spp usually by facultative anaerobes All of these predominantly by Bacillus spp predominantly by Pseudomonas spp usually by facultative anaerobes All of these predominantly by Bacillus spp 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 It also contains with traces of H2S, N2, H2and CO Both (a) and (b) It also contains with traces of O2 and Cl2 It is composed almost exclusively of methane and carbon dioxide It also contains with traces of H2S, N2, H2and CO Both (a) and (b) It also contains with traces of O2 and Cl2 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following is not the biofertilisers producing bacteria? Anabaena Both (a) and (b) Clostridium Nostoc Anabaena Both (a) and (b) Clostridium Nostoc ANSWER DOWNLOAD EXAMIANS APP