Question

Which of the following factors would negatively impair the water quality in a watershed? I. irresponsible use of industrial chemicals II. increase of the amounts of fertilizers and pesticides used on farmlands III. decrease in sewage discharge into lakes and rivers

II and III only


I, II, and III

I and II only

I only

Answer 1

1 and 2 only

Explanation: These will make a bad impact on water.

Answer 2

C. I and II only.

- irresponsible use of industrial chemicals
-increase of the amounts of fertilizers and pesticides used on farmlands