Microbiology of Soils The groups of bacteria which have the ability to fix nitrogen from air to soil are both (a) and (b) none of these symbiotic nonsymbiotic both (a) and (b) none of these symbiotic nonsymbiotic 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 is more benefited one species of a pair benefits both the species of a pair benefit None of these one species of a pair is more benefited one species of a pair benefits both the species of a pair benefit ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for denitrification is nitro oxidoreductase nitrate oxidase none of these nitrate reductase nitro oxidoreductase nitrate oxidase none of these nitrate reductase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation by the microorganisms can be detected by adopting the approach of demonstrating growth in a nitrogen free medium All of these cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen measuring15N2 by mass spectrometer demonstrating growth in a nitrogen free medium All of these cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen measuring15N2 by mass spectrometer 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? Candida torulopsis Saccharomyces cerevisiae VA Mycorrhiza Aspergillus niger Candida torulopsis Saccharomyces cerevisiae VA Mycorrhiza Aspergillus niger ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 60-80 20-30 30-40 10-20 60-80 20-30 30-40 10-20 ANSWER DOWNLOAD EXAMIANS APP
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