Environment & Ecology · Water Pollution Indicators
Biochemical Oxygen Demand (BOD) measures:
- 1The rate of photosynthesis in an aquatic ecosystem
- 2The amount of total inorganic matter present in a water body
- 3The amount of oxygen dissolved in water, air, and soil
- 4The amount of oxidizable organic matter present in a water body✓
Correct answer
The amount of oxidizable organic matter present in a water body
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