Microbiology of Soils Nitrogen fixation by the microorganisms can be detected by adopting the approach of measuring15N2 by mass spectrometer All of these demonstrating growth in a nitrogen free medium cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen measuring15N2 by mass spectrometer All of these demonstrating growth in a nitrogen free medium cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Syntrophism involves no exchange of nutrients among species exchange of nutrients among species exchange of nutrients between two species no exchange of nutrients between two species no exchange of nutrients among species exchange of nutrients among species exchange of nutrients between two species no exchange of nutrients between two species 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
Microbiology of Soils Which of the following fungi on infecting crop roots can improve their uptake of phosphorus and other nutrients? Aspergillus niger Saccharomyces cerevisiae VA Mycorrhiza Candida torulopsis Aspergillus niger Saccharomyces cerevisiae VA Mycorrhiza Candida torulopsis ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out usually by facultative anaerobes All of these predominantly by Pseudomonas spp predominantly by Bacillus spp usually by facultative anaerobes All of these predominantly by Pseudomonas spp predominantly by Bacillus spp ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which are the main source of biofertilisers? Streptococcus Cyanobacteria Bacillus None of these Streptococcus Cyanobacteria Bacillus None of these ANSWER DOWNLOAD EXAMIANS APP