Practice Total Dissolved Solids (tds) (2.2.1) - Water Quality Parameters - part B

Practice: Total Dissolved Solids (TDS)

Lesson 2.2.1Water Quality Parameters - part B

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10 questions

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6 sample questions

Question 1.
What does TDS stand for?
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It's about the particles dissolved in water.
Question 2.
What is one example of organic matter that can affect TDS?
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Think about what happens to plants and animals.
3Question 3.
What does TDS measure?
- Total Direct Solids
- Total Dissolved Solids
- Total Dispersed Solids
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Focus on what is actually dissolved in a liquid.
4Question 4.
True or false: High BOD indicates low levels of organic pollution in water.
- True
- False
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Remember what BOD represents in terms of oxygen demand.
Question 5.
Consider a community experiencing fish deaths in their nearby river. High TDS levels are recorded. Formulate a hypothesis on the relationship between TDS and fish health.
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Think about how TDS can influence oxygen levels in water.
Question 6.
In water treatment, COD is measured before and after treatment. If the initial COD is 200 mg/L and the final is 50 mg/L, analyze treatment efficiency.
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Consider how to calculate percentage reduction.

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