Microbiology of Soils Denitrification is reduction of nitrate to organic nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas both (a) and (b) changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate to organic nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas both (a) and (b) changing of atmospheric nitrogen (N2) to nitrogen compounds ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Syntrophism involves exchange of nutrients among species exchange of nutrients between two species no exchange of nutrients among species no exchange of nutrients between two species exchange of nutrients among species exchange of nutrients between two species no exchange of nutrients among species no exchange of nutrients between two species ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrifying bacteria can not be isolated directly by the usual techniques employed to isolate hetrotrophic bacteria. The reasons may be due to slow growth none of these medium growth fast growth slow growth none of these medium growth fast growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Rhodospirillum Rhodomicrobium Desulfotomaculum Thiobacillus thiooxidans Rhodospirillum Rhodomicrobium Desulfotomaculum Thiobacillus thiooxidans ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen oxidation (nitrification)refers to the conversion of ammonium ions into nitrates through the activities of certain bacteria. sulfur is oxidized to the sulfate form through Thiobacillus bacteria None of these changing of atmospheric nitrogen (N2) to nitrogen compounds conversion of ammonium ions into nitrates through the activities of certain bacteria. sulfur is oxidized to the sulfate form through Thiobacillus bacteria None of these changing of atmospheric nitrogen (N2) to nitrogen compounds ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils The groups of bacteria which have the ability to fix nitrogen from air to soil are both (a) and (b) none of these symbiotic nonsymbiotic both (a) and (b) none of these symbiotic nonsymbiotic ANSWER DOWNLOAD EXAMIANS APP
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