Water Pollution Monitoring Methods Quiz

What might influence the choice of water pollution monitoring methods?

Why do we use BOD measurements instead of forecasting levels of pollutants in a water body?

What is the difference between BOD and COD?

How does a turbidity tube work?

What does the presence of E.coli suggest about the source of water pollution?

The presence of which species suggests cleaner water, Stonefly Nymph or Bloodworms?