Microbiology of Soils Nitrogen fixation by the microorganisms can be detected by adopting the approach of demonstrating growth in a nitrogen free medium measuring15N2 by mass spectrometer All of these cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen demonstrating growth in a nitrogen free medium measuring15N2 by mass spectrometer All of these cultivating the microorganisms in the presence of nitrogen labeled with isotropic nitrogen ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils An example of a symbiotic nitrogen fixer is Beijerinckia Azotobacter Clostridium Rhizobium Beijerinckia Azotobacter Clostridium Rhizobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrifying bacteria can not be isolated directly by the usual techniques employed to isolate hetrotrophic bacteria. The reasons may be due to slow growth fast growth none of these medium growth slow growth fast growth none of these medium growth 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? VA Mycorrhiza Candida torulopsis Saccharomyces cerevisiae Aspergillus niger VA Mycorrhiza Candida torulopsis Saccharomyces cerevisiae Aspergillus niger ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by germination test None of these both (a) and (b) infrared technique germination test None of these both (a) and (b) infrared technique ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Some microorganisms have the ability to increase the nitrogen content of soils, are called as denitrification nitrification all of these nitrogen fixation denitrification nitrification all of these nitrogen fixation ANSWER DOWNLOAD EXAMIANS APP
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