2.4.1 - Screening Parameters
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Practice Questions
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What does BOD stand for?
💡 Hint: Think about organic matter and oxygen consumption.
True or False: COD measures only biodegradable organic matter.
💡 Hint: Remember what COD stands for.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary measure of BOD?
💡 Hint: Focus on what BOD specifically indicates.
True or False: BOD is a direct measure of organic compounds in water.
💡 Hint: Consider how BOD is derived.
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Challenge Problems
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You have a BOD sample with an initial DO of 8.0 mg/L and final DO of 3.0 mg/L after 5 days. Calculate the BOD. Also, explain any potential errors in measurement.
💡 Hint: Review temperature standards for BOD measurements.
A water sample has a COD of 100 mg/L, and the BOD is 30 mg/L. Discuss the implications of these values in terms of water quality.
💡 Hint: Think about the meaning of high COD versus BOD values.
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