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. membrane filtration most probable number Winogradsky MUG membrane filtration most probable number Winogradsky MUG ANSWER DOWNLOAD EXAMIANS APP
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 Redfield ratio is an index of concentration of nitrogen, potassium and iron carbon, hydrogen and oxygen carbon, nitrogen and phosphorous carbon, phosphorous and sulfur nitrogen, potassium and iron carbon, hydrogen and oxygen carbon, nitrogen and phosphorous carbon, phosphorous and sulfur ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment The rate of flux of oxygen in air is __________ to/than the rate of flux of oxygen in water. greater approximately equal lesser half greater approximately equal lesser half ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment The amount of oxygen dissolved in hypolimnion water in the winter is __________ to/than the amount of oxygen dissolved in hypolimnion water in the summer half lesser greater approximately equal to half lesser greater approximately equal to ANSWER DOWNLOAD EXAMIANS APP
Microbes in Aquatic Environment Activated sludge undergoes Primary treatment Tertiary treatment Secondary treatment any of these Primary treatment Tertiary treatment Secondary treatment any of these ANSWER DOWNLOAD EXAMIANS APP