A cook prepares sandwiches for 10 people going for a picnic. Eight out of them develop severe gastroenteritis within 4-6 hrs of consumption of the sandwiches. It is likely that on investigation the cook is found to be the carrier of: (A) Salmonella typhi, (B) Vibrio cholerae, (C) Entamoeba histolytica, (D) Staphylococcus aureus
Answer is D. Staphylococcus aureus produces toxins that can act as food poisons. Ref: Ananthanarayan and Paniker&;s Textbook of Microbiology, 9th edition; pg no: 207