Week 15 Quiz
1. Pick one of the following: salinity, nitrate, nitrite, turbidity, temperature, iron and
explain the data you found for your ocean sample. What does that tell us about
the water?
2. What are two ways that dissolved substances are added to the ocean?
3. What are two ways that dissolved substances are removed from the ocean?
4. Name one nonconservative constituent (dissolved substance) of seawater and one
conservative constituent of seawater.
5. What are two common gasses that dissolve in the ocean?
6. Solubility depends mainly on ___________ and _______________.
7. Name two things that can increase the dissolved gases in the ocean.
8. In what two areas of the ocean is dissolved oxygen high?
9. What is residence time?
10. If a substance, like salt, has a high residence time in the ocean, does that mean it
is reactive or unreactive?