Microbiology of Soils A heterocyst is 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 a type of spore the progenitor of cyanobacterial vegetative cells a terminally differentiated cell that fixes nitrogen ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Most soil protozoa are flagellates or amoebas, having their dominant mode of nitrogen as ingestion of fungi ingestion of mold all of these ingestion of bacteria ingestion of fungi ingestion of mold all of these ingestion of bacteria ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The phenomenon of commensalism refers to a relationship between organisms in which one species of a pair is more benefited None of these both the species of a pair benefit one species of a pair benefits one species of a pair is more benefited None of these both the species of a pair benefit one species of a pair benefits ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for denitrification is none of these nitrate oxidase nitrate reductase nitro oxidoreductase none of these nitrate oxidase nitrate reductase nitro oxidoreductase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The breakdown of cattle manure in biogas is accomplished by which of the following type of bacteria? Hydrolytic All of these methanogenic Transitional Hydrolytic All of these methanogenic Transitional ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of bacteria which have the ability to fix nitrogen from air to soil are nonsymbiotic symbiotic both (a) and (b) none of these nonsymbiotic symbiotic both (a) and (b) none of these ANSWER DOWNLOAD EXAMIANS APP