What is the greatest source of water pollution?
A) sediment from erosion
B) runoff of agricultural chemicals
C) drainage from urban areas
D) runoff of animal waste from farms

Question

What is the greatest source of water pollution? 
A) sediment from erosion 
B) runoff of agricultural chemicals 
C) drainage from urban areas 
D) runoff of animal waste from farms

Quizplus · Accepted Answer

Sediment from erosion is the greatest source of water pollution because it can cloud waterways, reducing the amount of sunlight reaching aquatic plants, clogging fish gills, and altering the ecosystem by smothering aquatic habitats.

What Is the Greatest Source of Water Pollution