Microbiology of Soils The transformation of nitrates to gaseous nitrogen is accomplished by microorganisms in a series of biochemical reactions. The process is known as nitrification ammonification nitrogen fixation denitrification nitrification ammonification nitrogen fixation denitrification ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The energy value of biogas is typically 1,000 BTU/ft3 1500 BTU/ft3 more than 5000 BTU/ft3 400-700 BTU/ft3 1,000 BTU/ft3 1500 BTU/ft3 more than 5000 BTU/ft3 400-700 BTU/ft3 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? All of these Transitional Hydrolytic methanogenic All of these Transitional Hydrolytic methanogenic ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Desulfotomaculum Rhodomicrobium Rhodospirillum Thiobacillus thiooxidans Desulfotomaculum Rhodomicrobium Rhodospirillum Thiobacillus thiooxidans ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils An example of a symbiotic nitrogen fixer is Rhizobium Clostridium Azotobacter Beijerinckia Rhizobium Clostridium Azotobacter Beijerinckia ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nonsymbiotic bacteria which fix nitrogen live in the soil independently are All of these considerably less important in comparison to the symbiotic bacteria Clostridium Azotobacter All of these considerably less important in comparison to the symbiotic bacteria Clostridium Azotobacter ANSWER DOWNLOAD EXAMIANS APP