Question

1.

 pollution is defined as contamination discharged through a pipe or a discrete, identifiable location. Two examples are and .

2.

Cech Chapter 5 identified five parameters that are considered an indicator of water quality. Name three AND explain their importance a water quality indicator.

3.

[answer] is the sum of all pollutants, from both point sources and non-point sources, entering a water body. Its calculation must consider seasonal variations such as temperature, flow rates, and surface water runoff, and must include a margin of safety for designated uses of the water.

4.

Cech Ch3 describes a number of terms relating to rivers. Match the following terms to the appropriate description.

Percolate

Overland flow

Tributaries

Thalweg

Gradient

Confluence

5.

Which of the following statements about the Hyporheic zone are NOT true?

6.

Describe the differences between a gaining and a losing river.

7.

streams flow only after storm events, while streams flow after storm events AND during wet seasons when fed by groundwater.

8.

Riparian forests exert strong controls on the water quality of streams.  List three ways these forests influence streams.

9.

A braided river is where broad, looping bends in a river are caused by the natural behavior of flowing water.

10.

What does it mean to call a river "sediment hungry" and what can happen if a river is "sediment hungry?"

11.

Systems with a history of flooding may have native species that benefit from extreme flooding events.

12.

According to Swanson et al. (1998), which of that following statements about management practices in relation to flooding are true?

5 months ago

Answer