Microbiology of Soils Nitrogen oxidation (nitrification)refers to the conversion of ammonium ions into nitrates through the activities of certain bacteria. changing of atmospheric nitrogen (N2) to nitrogen compounds sulfur is oxidized to the sulfate form through Thiobacillus bacteria None of these conversion of ammonium ions into nitrates through the activities of certain bacteria. changing of atmospheric nitrogen (N2) to nitrogen compounds sulfur is oxidized to the sulfate form through Thiobacillus bacteria None of these ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Thiobacillus thiooxidans Rhodospirillum Desulfotomaculum Rhodomicrobium Thiobacillus thiooxidans Rhodospirillum Desulfotomaculum Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following is not the biofertilisers producing bacteria? Both (a) and (b) Clostridium Anabaena Nostoc Both (a) and (b) Clostridium Anabaena Nostoc ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out predominantly by Bacillus spp All of these usually by facultative anaerobes predominantly by Pseudomonas spp predominantly by Bacillus spp All of these usually by facultative anaerobes predominantly by Pseudomonas spp ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by infrared technique None of these germination test both (a) and (b) infrared technique None of these germination test both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Some microorganisms have the ability to increase the nitrogen content of soils, are called as nitrogen fixation denitrification all of these nitrification nitrogen fixation denitrification all of these nitrification ANSWER DOWNLOAD EXAMIANS APP