Water Quality and Stewardship Reviewer

Front

What can have the greatest effect on the water quality of a river? Options: salinity and temperature, type of soil and fish population, nitrates level and turbidity, natural disasters like flooding.

Back

nitrates level and turbidity

Front

Which indicators can best determine if a lake is a good source of freshwater? Options: depth and width, depth and temperature, location and depth, temperature and pH.

Back

temperature and pH

Front

The presence of bioindicators tells a lot about the water quality. Which factor is usually measured by bioindicators?

Back

dissolved oxygen

Front

How does acid rain affect the pH of a stream?

Back

It lowers the pH of the stream.

Front

Which is an example of a point source of pollution?

Back

a pipe from a sewerage system

Front

Which activity may result in the spread of diseases due to polluted water?

Back

dumping human waste in water

Front

Why is it important to communicate the findings of water quality studies to policy makers?

Back

so laws can be enacted to protect the waters of the Earth

Front

Which human activity has the most negative impact on water quality?

Back

farming (agriculture)

Front

This is the term for how clean or healthy water is

Back

water quality

Front

Which process is most effective in removing harmful microorganisms from drinking water?

Back

filtration and disinfection