c) Based on the data in Figure 1, for each strain describe the relationship between the number of colonies observed and the likely mutation rate of the strain.

a. the production of carbon dioxide through the process of photosynthesis

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.