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Stats Activity - Topic 4.4 - Water pollution

This activity looks at some statistics on Biochemical Oxygen Demand (BOD), covered in Topic 4.4. This activity helps you practice Tool 3: Mathematics and Inquiry 2: Collecting and Processing Data. Investigation Biochemical Oxygen Demand (BOD) represents the amount of oxygen consumed by bacteria and other microorganisms while they decompose organic matter. Although it is small, the presence of a sufficient...

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