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 ammonification nitrogen fixation nitrification denitrification ammonification nitrogen fixation nitrification denitrification ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nitrogenase consists of both (a) and (b) none of these dinitrogenase reductase dinitrogenase both (a) and (b) none of these dinitrogenase reductase dinitrogenase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is carried out predominantly by Pseudomonas spp All of these usually by facultative anaerobes predominantly by Bacillus spp predominantly by Pseudomonas spp All of these usually by facultative anaerobes predominantly by Bacillus spp 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? None of these Achromobacter Agrobacterium Alcaligenes None of these Achromobacter Agrobacterium Alcaligenes ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils An example of a symbiotic nitrogen fixer is Azotobacter Rhizobium Clostridium Beijerinckia Azotobacter Rhizobium Clostridium Beijerinckia ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Desulfotomaculum Rhodospirillum Thiobacillus thiooxidans Rhodomicrobium Desulfotomaculum Rhodospirillum Thiobacillus thiooxidans Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
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