Microbiology of Soils Some microorganisms have the ability to increase the nitrogen content of soils, are called as all of these nitrogen fixation denitrification nitrification all of these nitrogen fixation denitrification nitrification ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils A heterocyst is a cell that carries out oxygenic photosynthesis the progenitor of cyanobacterial vegetative cells a terminally differentiated cell that fixes nitrogen a type of spore a cell that carries out oxygenic photosynthesis the progenitor of cyanobacterial vegetative cells a terminally differentiated cell that fixes nitrogen a type of spore ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which are the main source of biofertilisers? None of these Bacillus Cyanobacteria Streptococcus None of these Bacillus Cyanobacteria Streptococcus 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 It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 Both (a) and (b) It is composed almost exclusively of methane and carbon dioxide It also contains with traces of H2S, N2, H2and CO It also contains with traces of O2 and Cl2 Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following microorganism use H2S as the electron donor to reduce carbon dioxide? Both (a) and (b) Chromaticum Chlorobium Rhodomicrobium Both (a) and (b) Chromaticum Chlorobium Rhodomicrobium ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The diagnostic enzyme for nitrogen-fixing organisms is nitrate oxidase nitrogenase none of these nitrate reductase nitrate oxidase nitrogenase none of these nitrate reductase ANSWER DOWNLOAD EXAMIANS APP
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