Question:
Which of the following does not indicate a high level of
Last updated: 7/2/2023
![Which of the following does not indicate a high level of](https://media.kunduz.com/media/sug-question-candidate/20210425055444145084-2221279.jpg?h=512)
Which of the following does not indicate a high level of pollutants or toxic substances 1 High DO value III High BOD value O O I II and III only II and IV only O II and III only III and IV only II High COD value IV High TLV