Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Chlorobium Chromaticum Both (a) and (b) Rhodomicrobium Chlorobium Chromaticum Both (a) and (b) Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils A heterocyst is a terminally differentiated cell that fixes nitrogen a type of spore the progenitor of cyanobacterial vegetative cells a cell that carries out oxygenic photosynthesis a terminally differentiated cell that fixes nitrogen a type of spore the progenitor of cyanobacterial vegetative cells a cell that carries out oxygenic photosynthesis ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation both (a) and (b) changes the free nitrogen (N2) to a form usable by plants fix the free nitrogen (N2) by which it should not be usable by plants especially changes nitrogen compounds, mostly amines such as NH2 both (a) and (b) changes the free nitrogen (N2) to a form usable by plants fix the free nitrogen (N2) by which it should not be usable by plants especially changes nitrogen compounds, mostly amines such as NH2 ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The microbial ecosystem of soil includes None of these biotic components of soil biotic and abiotic components of soil abiotic components of soil None of these biotic components of soil biotic and abiotic components of soil abiotic components of soil ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The nonsymbiotic bacteria which fix nitrogen live in the soil independently are considerably less important in comparison to the symbiotic bacteria All of these Clostridium Azotobacter considerably less important in comparison to the symbiotic bacteria All of these Clostridium Azotobacter ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following statement is not true about composition of biogas? It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 It is composed almost exclusively of methane and carbon dioxide Both (a) and (b) It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 ANSWER DOWNLOAD EXAMIANS APP