Question

biological oxygen demand is more means pollution is.....
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Answer 1

Answer:

( pollution ) is also more because when there is a demand for oxygen then that means there is a lack of oxygen too so obviously the answer is more in long maximum

Explanation:

(more) is the answer if you feel my answer is not sufficient then you are free to report my answer and once again I have followed you (•‿•)◉‿◉ʘ‿ʘ

Answer 2

Explanation:

The more organic matter there is (e.g., in sewage and polluted bodies of water), the greater the BOD; and the greater the BOD, the lower the amount of dissolved oxygen available for higher animals such as fishes. The BOD is therefore a reliable gauge of the organic pollution of a body of water.