The bacterium that causes cholera is:
A{'text': 'Vibrio cholerae'}
B{'text': 'Salmonella typhi'}
C{'text': 'Bordetella pertussis'}
D{'text': 'Mycobacterium tuberculosis'}
Answer & Solution
Correct answer: A. {'text': 'Vibrio cholerae'}
1. Cholera is a communicable bacterial disease of the small intestine.
2. Its causative agent is **Vibrio cholerae**, a comma-shaped bacterium.
3. Salmonella typhi causes typhoid; Bordetella pertussis causes whooping cough; Mycobacterium tuberculosis causes TB.
4. Therefore the correct answer is **Vibrio cholerae**.
_Source: Selina Concise ICSE Class 8 Biology Ch 8 "Diseases and First Aid", Pathogens table_
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