What does biochemical oxygen demand measure?

How much oxygen organisms use to break down waste.

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  1. How much salt is in water
  2. How fast water flows
  3. How much oxygen organisms use to break down waste ✔

Why: BOD measures oxygen used by organisms breaking down waste in water.

Huh, didn't know that: BOD measures oxygen used by organisms breaking down waste in water.

The dad joke
High BOD means water is out of breath.
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References

Answer: How much oxygen organisms use to break down waste. BOD measures oxygen used by organisms breaking down waste in water.

  1. Scouting America: Soil and Water Conservation www.scouting.org/merit-badges/soil-and-water-conservation
    biochemical oxygen demand
    Checked 2026-11-07.

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