Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Rhodomicrobium Thiobacillus thiooxidans Rhodospirillum Desulfotomaculum Rhodomicrobium Thiobacillus thiooxidans Rhodospirillum Desulfotomaculum ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrate oxidase nitrate reductase nitrogenase none of these nitrate oxidase nitrate reductase nitrogenase none 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? Transitional All of these methanogenic Hydrolytic Transitional All of these methanogenic Hydrolytic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils An example of a symbiotic nitrogen fixer is Azotobacter Clostridium Beijerinckia Rhizobium Azotobacter Clostridium Beijerinckia Rhizobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of symbiotic bacteria, which have the ability to fix nitrogen All of these grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria these bacteria are from the genus, Rhizobium derive their food and minerals from the legume, and in turn they supply the legume with some or all of its nitrogen All of these grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria these bacteria are from the genus, Rhizobium derive their food and minerals from the legume, and in turn they supply the legume with some or all of its nitrogen 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
EXAMIANS