Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Rhodomicrobium Chromaticum Both (a) and (b) Chlorobium Rhodomicrobium Chromaticum Both (a) and (b) Chlorobium 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 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 measuring15N2 by mass spectrometer All of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? All of these Transitional Hydrolytic methanogenic All of these Transitional Hydrolytic methanogenic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils An example of a symbiotic nitrogen fixer is Clostridium Azotobacter Beijerinckia Rhizobium Clostridium Azotobacter Beijerinckia Rhizobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following species of different genera of bacteria are not capable of transforming nitrate to nitrogen? Alcaligenes Agrobacterium Achromobacter None of these Alcaligenes Agrobacterium Achromobacter None of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nonsymbiotic bacteria which fix nitrogen live in the soil independently are considerably less important in comparison to the symbiotic bacteria Clostridium Azotobacter All of these considerably less important in comparison to the symbiotic bacteria Clostridium Azotobacter All of these ANSWER DOWNLOAD EXAMIANS APP
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