5. A local gardener puts fertilizer on his plants. The plants are very healthy, but what is a negative effect the fertilizers have
on the environment?
A. Excess fertilizer is washed into local streams,
causing an overgrowth of algae.

B. The fertilizer builds up in the soil and causes
more weeds to grow over time.

C. The fertilizer evaporates, causing acid rain to
fall on the neighborhood.

D. The fertilizer pollutes the groundwater
causing an overabundance of producers.