Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chlorobium Rhodomicrobium Both (a) and (b) Chromaticum Chlorobium Rhodomicrobium Both (a) and (b) Chromaticum ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which are the main source of biofertilisers? None of these Cyanobacteria Streptococcus Bacillus None of these Cyanobacteria Streptococcus Bacillus 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 none of these medium growth slow growth fast growth none of these medium growth slow growth fast growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by infrared technique None of these both (a) and (b) germination test infrared technique None of these both (a) and (b) germination test ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils For rapid decomposition by microbes, the substrate should have a C/N ratio of 60-80 30-40 10-20 20-30 60-80 30-40 10-20 20-30 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 All of these Clostridium Azotobacter considerably less important in comparison to the symbiotic bacteria All of these Clostridium Azotobacter ANSWER DOWNLOAD EXAMIANS APP
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