Multiple choice general knowledge

What is non-point source pollution?

  1. Pollution that occurs over a wide area and enters streams in water that runs off from fields, parking lots, and other surfaces.

  2. The process of filtering pollutants out of fresh water.

  3. Pollution that can be traced to a particular place, such as an open pipe which drains into a body of water.

  4. Pollution that results in many pollutants coming together.
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A Correct answer
Explanation

Non-point source pollution comes from diffuse sources such as agricultural runoff, urban runoff, or atmospheric deposition. Unlike point source pollution from a single pipe or location, it cannot be traced to one specific origin and enters water bodies from multiple points over a large area.

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