Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Rhodospirillum Rhodomicrobium Desulfotomaculum Thiobacillus thiooxidans Rhodospirillum Rhodomicrobium Desulfotomaculum Thiobacillus thiooxidans ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils In the process of nitrogen fixation, which of the following microorganism is involved? Non symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only None of these Symbiotic microorganisms only Non symbiotic microorganisms only Non symbiotic and symbiotic microorganisms only None of these Symbiotic microorganisms only ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of symbiotic bacteria, which have the ability to fix nitrogen derive their food and minerals from the legume, and in turn they supply the legume with some or all of its nitrogen grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria All of these 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 grow together for a mutual benefit is called symbiosis and so these bacteria are called symbiotic nitrogen-fixing bacteria All of these these bacteria are from the genus, Rhizobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nonsymbiotic bacteria which fix nitrogen live in the soil independently are Azotobacter All of these Clostridium considerably less important in comparison to the symbiotic bacteria Azotobacter All of these Clostridium considerably less important in comparison to the symbiotic bacteria 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? Achromobacter None of these Agrobacterium Alcaligenes Achromobacter None of these Agrobacterium Alcaligenes ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? methanogenic Transitional All of these Hydrolytic methanogenic Transitional All of these Hydrolytic ANSWER DOWNLOAD EXAMIANS APP
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