7.1.2.1 - PARAMETERS OF WATER POLLUTION
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Practice Questions
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What does pH measure?
💡 Hint: Think about how lemon juice compares to soap.
What is the main impact of high BOD?
💡 Hint: Remember decomposition consumes oxygen.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a high BOD level indicate?
💡 Hint: Think about what this means for fish health.
True or False: pH levels directly influence aquatic life.
💡 Hint: Recall how different species thrive in various pH conditions.
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Challenge Problems
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Given a scenario where a lake experiences severe algal blooms, assess the potential causes and suggest mitigation strategies.
💡 Hint: Consider how agriculture and industrial waste interacts with water ecosystems.
Predict the long-term ecological consequences if dissolved oxygen levels in a river drop below acceptable levels.
💡 Hint: Reflect on the food chain and what happens when one link is weakened.
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