Microbes in Aquatic Environment Which of the following species in water reveal the presence of fecal pollution of human or animal origin? E.coli Clostridium perfringens Fecal Streptococci All of these E.coli Clostridium perfringens Fecal Streptococci All of these ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment The sulfur pearl of Namibia, Thiomargarita namibiensis is the worlds largest bacterium Both (a) and (b) stores high concentrations of nitrate in a huge internal vacuole which takes up 98% of the organisms volume is the worlds smallest bacterium is the worlds largest bacterium Both (a) and (b) stores high concentrations of nitrate in a huge internal vacuole which takes up 98% of the organisms volume is the worlds smallest bacterium ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment Because it can be used with a variety of media and allow a resuscitation step the __________ technique has become the common and often preferred method of evaluating the microbiological characteristics of water. most probable number membrane filtration MUG Winogradsky most probable number membrane filtration MUG Winogradsky ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment Coliforms are used as indicator organisms because they are present wherever enteric pathogens are present None of these both (a) and (b) a testing procedure with great specificity is easy to perform they are present wherever enteric pathogens are present None of these both (a) and (b) a testing procedure with great specificity is easy to perform ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment Activated sludge undergoes Tertiary treatment any of these Secondary treatment Primary treatment Tertiary treatment any of these Secondary treatment Primary treatment ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment Loss of carbon through the microbial loop in oligotrophic environments is __________ to/than the loss of carbon through the microbial loop in copiotrophic environments. lesser greater approximately equal half lesser greater approximately equal half ANSWER DOWNLOAD EXAMIANS APP