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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does TDS stand for?
💡 Hint: Think about what is dissolved in water.
Question 2
Easy
Define BOD.
💡 Hint: It's related to the oxygen needed for microbial action.
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 TSS stand for?
- Total Saline Solids
- Total Suspended Solids
- Total Solid Solids
💡 Hint: It measures solids that don't settle out.
Question 2
True or False: COD is always lower than BOD.
- True
- False
💡 Hint: Think about what each measurement encompasses.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Discuss how the presence of non-biodegradable substances can impact the ecological balance of aquatic environments and propose potential solutions for treatment.
💡 Hint: Think about treatment that is not just chemical but also biological.
Question 2
Given a scenario where a river shows an increasing BOD but stable COD readings, what could be inferred about the organic pollution? Suggest actions.
💡 Hint: Consider what type of waste is being introduced into the ecosystem.
Challenge and get performance evaluation