Multiple choice

The non-point pollution of river water involves discharge of pollutants through

  1. industrial wastewater

  2. sewage treatment plant

  3. agricultural areas

  4. Both (1) and (2)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Non-point source pollution refers to diffuse contamination that does not easily attributed to a single source. Non-point source water pollution affects a water body from sources such as polluted runoff from agricultural areas draining into a river, or wind-borne debris blowing out to sea, whereas discharges from a sewage treatment plant, a factory, or a city storm drain are examples of point pollution sources of river water.

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