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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does NOM stand for?
💡 Hint: Think about the components of organic materials.
Question 2
Easy
What does BOD measure?
💡 Hint: Focus on the process of degradation.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does NOM refer to?
- Natural Organic Matter
- Non-organic Minerals
- Organic Pollutants
💡 Hint: Remember the components of water quality.
Question 2
True or False: BOD measures only biodegradable organic matter.
- True
- False
💡 Hint: Think about the definition of biodegradable.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Assume a river shows a rapid increase in BOD levels over a few weeks. What factors could contribute to this, and how might it affect local aquatic life?
💡 Hint: Consider human activities impacting waterways.
Question 2
You are tasked with monitoring a lake with changing COD levels. If the COD shows a significant rise, what steps would you take to identify the pollution source?
💡 Hint: Focus on the regions surrounding the water source.
Challenge and get performance evaluation