Microbiology of Soils The nitrogenase consists of both (a) and (b) dinitrogenase reductase none of these dinitrogenase both (a) and (b) dinitrogenase reductase none of these dinitrogenase ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Nitrogen fixation especially changes nitrogen compounds, mostly amines such as NH2 both (a) and (b) fix the free nitrogen (N2) by which it should not be usable by plants changes the free nitrogen (N2) to a form usable by plants especially changes nitrogen compounds, mostly amines such as NH2 both (a) and (b) fix the free nitrogen (N2) by which it should not be usable by plants changes the free nitrogen (N2) to a form usable by plants 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 fast growth none of these slow growth medium growth fast growth none of these slow growth medium growth ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following is capable of oxidizing sulfur to sulfates? Rhodomicrobium Thiobacillus thiooxidans Rhodospirillum Desulfotomaculum Rhodomicrobium Thiobacillus thiooxidans Rhodospirillum Desulfotomaculum ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Denitrification is reduction of nitrate to organic nitrogen compounds both (a) and (b) changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas reduction of nitrate to organic nitrogen compounds both (a) and (b) changing of atmospheric nitrogen (N2) to nitrogen compounds reduction of nitrate (NO3-) to nitrogen gas ANSWER DOWNLOAD EXAMIANS APP
Microbiology of Soils Which of the following soil microorganism is involved in the reduction of sulfates to H2S? Rhodomicrobium Rhodospirillum Thiobacillus thiooxidans Desulfotomaculum Rhodomicrobium Rhodospirillum Thiobacillus thiooxidans Desulfotomaculum ANSWER DOWNLOAD EXAMIANS APP