Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrogenase none of these nitrate oxidase nitrate reductase nitrogenase none of these nitrate oxidase nitrate reductase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following is not the biofertilisers producing bacteria? Both (a) and (b) Clostridium Nostoc Anabaena Both (a) and (b) Clostridium Nostoc Anabaena ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Degree of compost maturity can be assesed by None of these infrared technique germination test both (a) and (b) None of these infrared technique germination test both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Rhodospirillum Thiobacillus thiooxidans Desulfotomaculum Rhodomicrobium Rhodospirillum Thiobacillus thiooxidans Desulfotomaculum Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The conversion of molecular nitrogen into ammonia is known as nitrification nitrogen fixation ammonification denitrification nitrification nitrogen fixation ammonification denitrification 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