The rate of flux of oxygen in air is __________ to/than the rate of flux of oxygen in water. approximately equal half lesser greater TRUE ANSWER : ? YOUR ANSWER : ?
Loss of carbon through the microbial loop in oligotrophic environments is __________ to/than the loss of carbon through the microbial loop in copiotrophic environments. greater approximately equal lesser half TRUE ANSWER : ? YOUR ANSWER : ?
Members of all of the following genera of bacteria typically are found in a maturing Winogradsky column except Escherichia Rhodospirillum Clostridium Chlorobium TRUE ANSWER : ? YOUR ANSWER : ?
Removal of solids is generally considered as a Tertiary treatment Primary treatment None of these Secondary treatment TRUE ANSWER : ? YOUR ANSWER : ?
All of the following species are considered coliforms except Enterobacter aerogenes Escherichia coli Klebsiella pneumoniae Salmonella typhi TRUE ANSWER : ? YOUR ANSWER : ?
Metabolism of dissolved organic material released by phytoplankton allows heterotrophic bacteria to become part of the particulate organic matter that is passed up the food web to be metabolized and released as mineral elements and CO2 at each transfer. This sentence describes the microbial loop Winogradsky column Redfield ratio Gibbs free energy TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following species in water reveal the presence of fecal pollution of human or animal origin? All of these Fecal Streptococci Clostridium perfringens E.coli TRUE ANSWER : ? YOUR ANSWER : ?
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 greater lesser approximately equal to half TRUE ANSWER : ? YOUR ANSWER : ?
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 TRUE ANSWER : ? YOUR ANSWER : ?
The sulfur pearl of Namibia, Thiomargarita namibiensis is the worlds smallest bacterium stores high concentrations of nitrate in a huge internal vacuole which takes up 98% of the organisms volume is the worlds largest bacterium Both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?