Water polluted by various human activities causes a number of water-borne diseases. Which of the following is not a water-borne disease?

1. Cholera
2. Typhoid
3. Asthma
4. Dysentry

Correct Answer: (c) Asthma

Explanation: Asthma is an air-borne respiratory disease. It is caused due to an allergy to dust, pollen grains or any other allergen present in air.

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Updated on: 31-Jan-2023

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