1- Mention some factors lead to deoxygenation of natural water channels? 2- Describe the adverse effects of water turbidity on aquatic organisms? 3- Explain why the BOD is a good indicator for water pollution? 4- Mention the different conventional methods to measure water pollution?
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These include the decomposition of organic matter, which consumes oxygen, the excessive growth of algae and other aquatic plants, which can lead to oxygen depletion when they die and decompose, and the discharge of pollutants such as sewage and industrial waste, Show more…
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