Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrate oxidase none of these nitrate reductase nitrogenase nitrate oxidase none of these nitrate reductase nitrogenase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils A heterocyst is a type of spore the progenitor of cyanobacterial vegetative cells a terminally differentiated cell that fixes nitrogen a cell that carries out oxygenic photosynthesis a type of spore the progenitor of cyanobacterial vegetative cells a terminally differentiated cell that fixes nitrogen a cell that carries out oxygenic photosynthesis ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chlorobium Chromaticum Rhodomicrobium Both (a) and (b) Chlorobium Chromaticum Rhodomicrobium 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? Thiobacillus thiooxidans Desulfotomaculum Rhodospirillum Rhodomicrobium Thiobacillus thiooxidans Desulfotomaculum Rhodospirillum Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The phenomenon of commensalism refers to a relationship between organisms in which None of these one species of a pair is more benefited both the species of a pair benefit one species of a pair benefits None of these one species of a pair is more benefited both the species of a pair benefit one species of a pair benefits ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The organisms responsible for the characteristic musty or earth odor of a freshly plowed field is/are Nocardia Micromonospora Streptomyces all of these Nocardia Micromonospora Streptomyces all of these ANSWER DOWNLOAD EXAMIANS APP
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