10 Questions
Electrical conductivity is a measure of the amount of dissolved salts in a stream?
True
Conductivity and total dissolved solids (TDS) are measured separately to determine water quality?
False
Nutrients such as nitrogen and phosphorus are important to aquatic life but at high levels, they can become contaminants?
True
The federal government has formal standards for phosphorus in water bodies?
False
Biochemical oxygen demand (BOD) is a measure of the use of dissolved oxygen by life forms during decomposition?
True
What is electrical conductivity?
The ability of a substance to conduct an electrical current
What ions give water its ability to conduct electricity?
Sodium, potassium, and chloride
What is the relationship between conductivity and total dissolved solids (TDS)?
Conductivity is used to estimate TDS
What is the main reason why high levels of nutrients are considered contaminants?
They increase growth of algae beyond what is normal
What is the most important factor that influences dissolved oxygen in water?
The amount of organic matter decomposing in the water
Test your knowledge on the basics of electrical conductivity and its relationship with dissolved salts in water with this quiz! From measuring the conductivity of a substance to understanding the ions responsible for its ability to conduct electricity, this quiz covers it all. Sharpen your understanding of this important water quality indicator by taking this quiz now.
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