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8Sci_Water Quality
Mayfield - Water Quality Test
Question | Answer |
---|---|
What does DO stand for? | dissolved oxygen |
What is water with a pH of 3 considered? | acidic |
Where is riparian vegetation located? | on the banks |
Does warmer water hold more or less dissolved oxygen than colder water? | less |
What is turbidity? | it is how cloudy the water is |
What is water with a pH of 7 considered? | neutral |
What does organic mean? | a substance that is considered carbon based |
What does TDS stand for? | Total Dissolved Solids |
When does algal bloom occur? | when algae grow rapidly due to excess nutrients |
When do hypoxic conditions occur? | when there is low oxygen in the water |
What does inorganic mean? | a substance that is NOT carbon based |
What are the most important aquatic biological indicators? | aquatic plants & animals |
Is water with a pH above 7 an acid or a base? | base |
What is the formula for phosphates? | PO4 |
What is turbidity? | how cloudy or murky water is |
Does murky water have high or low turbidity? | high |
Does clear water have high or low turbidity? | low |
What is gradient? | a slope or the change in elevation over a given distance |
What are examples of biological indicators? | aquatic plants and animals |
What does aquatic mean? | water |
When do anoxic conditions occur? | when there is no oxygen in the water |
What does eutrophication mean? | the increase of nutrients in water that leads to excess plant growth |
What is a non-point source? | a source that comes from more than one site |
What is a point source? | a source that comes from one site |
What is the formula for nitrates? | NO3 |
What are 2 examples of non-point source pollution? | car emissions & greenhouse gases |
What are 2 examples of point source pollution? | oil spill & factory smoke stack |
What are the characteristics of anoxic water? | water is green or milky white and has a rotten egg smell |
What is the pH of pure water? | 7 |
What is dissolved oxygen? | the amount of oxygen in the water |
What does TSS stand for? | Total Suspended Solids |