What is the relationship between amount of toxic chemical found in pond water and number fishes which died after 1 week?

The relationship between the amount of toxic chemical found in pond water and the number of fishes that died after 1 week is likely to be a direct and positive correlation. This means that as the amount of toxic chemical increases, the number of fishes that die also increases. The exact nature of this relationship can be determined by conducting a controlled experiment.

In such an experiment, different concentrations of the toxic chemical can be added to different ponds, and the number of fishes that die in each pond can be recorded after 1 week. The data from this experiment can then be used to create a graph that shows the relationship between the amount of toxic chemical and the number of fishes that died.

If the graph shows a positive correlation, it means that the amount of toxic chemical is a significant factor in the number of fishes that died. This information can then be used to develop strategies to reduce the amount of toxic chemical in pond water and protect fish populations.