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 : ?
Removal of solids is generally considered as a Tertiary treatment Primary treatment None of these Secondary treatment TRUE ANSWER : ? YOUR ANSWER : ?
Members of all of the following genera of bacteria typically are found in a maturing Winogradsky column except Escherichia Clostridium Chlorobium Rhodospirillum TRUE ANSWER : ? YOUR ANSWER : ?
Activated sludge undergoes any of these Secondary treatment Primary treatment Tertiary treatment 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. lesser greater half approximately equal TRUE ANSWER : ? YOUR ANSWER : ?
The sulfur pearl of Namibia, Thiomargarita namibiensis is the worlds largest bacterium is the worlds smallest bacterium Both (a) and (b) stores high concentrations of nitrate in a huge internal vacuole which takes up 98% of the organisms volume 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 Redfield ratio Winogradsky column Gibbs free energy TRUE ANSWER : ? YOUR ANSWER : ?
Chemical precipitation of phosphorus is primary treatment tertiary treatment secondary treatment both (a) and (b) TRUE ANSWER : ? YOUR ANSWER : ?
__________ is an environment like __________ where microorganisms are functioning in an extremely thin film of water and where oxygen-containing air is close to them. low oxygen diffusion environment; lakes high oxygen diffusion environment; lakes low oxygen diffusion environment; soils high oxygen diffusion environment; soils TRUE ANSWER : ? YOUR ANSWER : ?
Trickling filter comes under primary treatment secondary treatment tertiary treatment none of these TRUE ANSWER : ? YOUR ANSWER : ?