Hydrology Quiz |
| 1. The principal source of water in the Slough is _______ |
| |
| A) |
Rainfall |
| B) |
Street Runoff |
| C) |
the Ocean |
| D) |
Sewer Water |
|
| 2. At high tide, the deepest point in the Slough is about _______ |
| |
| A) |
6 inches |
| B) |
3 feet |
| C) |
10 feet |
| D) |
100 feet |
|
| 3. Treatment ponds help keep the following from reaching the Slough |
| |
| A) |
Trash |
| B) |
Sediment |
| C) |
Water |
| D) |
Chemicals |
|
| 4. The water level in the Slough |
| |
| A) |
Is higher in the summer |
| B) |
Never changes |
| C) |
Rises and falls with the ocean tides |
| D) |
Can't be predicted |
|
| 5. Water in the treatment ponds is |
| |
| A) |
More salty than seawater. |
| B) |
About as salty as seawater |
| C) |
Has almost no salt |
| D) |
Changes salinity with each season |
|
| 6. The Slough water temperature varies |
| |
| A) |
From day to night |
| B) |
From season to season |
| C) |
With the phase of the moon |
| D) |
Almost not at all |
|
| 7. About how large is the Slough and Channel area? |
| |
| A) |
2 acres |
| B) |
10 acres |
| C) |
40 acres |
| D) |
200 acres |
|
| 8. About how large is the watershed that feds the Slough? |
| |
| A) |
10 acres |
| B) |
50 acres |
| C) |
100 acres |
| D) |
400 acres |
|
| 9. Eutrophication (the stimulation of algea growth) is mainly caused by |
| |
| A) |
Too much salt in the water |
| B) |
Animals that reside in the Slough |
| C) |
Too many plants living in the water |
| D) |
Nutrients that enter the Slough from the watershed |
|
| 10. Turbidity (cloudiness) of the water is caused by |
| |
| A) |
Excess salt |
| B) |
Algae |
| C) |
Changes in temperature |
| D) |
Sediment flowing into the Slough |
|
