Q. Which among the given diseases is not water-borne?
✅ Correct Answer: (D)
Influenza
Explanation:
Influenza is not a water-borne disease; it is a viral infection that spreads through:
- Airborne droplets (coughing, sneezing)
- Direct contact with an infected person
- Contaminated surfaces
Why are the other options water-borne?
- Cholera → Caused by Vibrio cholerae bacteria, spreads through contaminated water.
- Amoebiasis → Caused by Entamoeba histolytica, spreads through infected water & food.
- Typhoid → Caused by Salmonella typhi, transmitted via contaminated food & water.
Thus, Influenza (D) is the correct answer as it spreads through air, not water.
Explanation by: Mr. Dubey
Influenza is not a water-borne disease; it is a viral infection that spreads through:
- Airborne droplets (coughing, sneezing)
- Direct contact with an infected person
- Contaminated surfaces
Why are the other options water-borne?
- Cholera → Caused by Vibrio cholerae bacteria, spreads through contaminated water.
- Amoebiasis → Caused by Entamoeba histolytica, spreads through infected water & food.
- Typhoid → Caused by Salmonella typhi, transmitted via contaminated food & water.
Thus, Influenza (D) is the correct answer as it spreads through air, not water.