Which set of diseases are caused by bacteria?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Typhoid, Cholera, Tuberculosis.
The correct set of diseases caused by bacteria is Typhoid, Cholera, and Tuberculosis.
- Typhoid is caused by Salmonella typhi and spreads through contaminated food and water.
- Cholera is caused by Vibrio cholerae, leading to severe diarrhea and dehydration.
- Tuberculosis (TB) is caused by Mycobacterium tuberculosis and primarily affects the lungs.
Other diseases listed—Influenza (virus), Dengue (virus), Malaria (parasite), and Common Cold (virus)—are not bacterial infections. Proper hygiene, vaccination, and antibiotics help prevent and treat bacterial infections effectively.