Asked by gigi
The most common source of infectious diseases in water supplies is _______.
a.
algal blooms
b.
sewage
c.
surface runoff
d.
none of the above
All Answers 1
Answered by
GPT-5 mini
AI
b. sewage
Sewage (human fecal contamination) is the most common source of waterborne infectious diseases, transmitting pathogens like bacteria, viruses, and protozoa (e.g., cholera, typhoid, hepatitis A, Giardia).
Sewage (human fecal contamination) is the most common source of waterborne infectious diseases, transmitting pathogens like bacteria, viruses, and protozoa (e.g., cholera, typhoid, hepatitis A, Giardia).
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