Weekly exercises

Weekly Exercise for Water Chronicles 7

Name:

1. What are the examples of point sources pollution in urban area?

2. What are the examples of nonpoint source pollution?

3. See the graph below. What is the solubility of DO at 15 °C? What is the percent of saturation if DO measurements at is 8 mg/L?

4. Is water pH in the Newark Bay Estuary (Newark Bay, Hackensack River, and Passaic River) acidic or neutral or alkaline (see the map on the next page)?

5. What is the range of dissolved oxygen (DO) in Newark Bay, Hackensack River, and Passaic River? Is the DO high enough to support most aquatic organisms?

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