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What is BOD ?A. The amount of `O_(2)` utilised by organisms in waterB. The amount of `O_(2)` utilised by microorganisms for decompositionC. The total amount of `O_(2)` present in waterD. All of the above |
Answer» Correct Answer - B Biological Oxygen Demand (BOD) is the amount of `O_(2)` required for biological oxidation of organic matter present in polluted water by microorganisms in any unit volume of water. |
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