Human Health and Diseases Question 35

35. Typhoid fever is caused by

(a) Salmonella

(b) Shigella

(c) Escherichia

(d) Giardia

Show Answer

Answer : a

Hints & Solutions

(a) Typhoid fever is caused by Salmonella typhi (S. typhosa). This is fasillus type. Bacterial genus Shigella causes shigellosis or bacillary dysentry. Escherichia coli is a facultative anaerobe found in the intestine of human beings. Giardia is a flagellate protozoan, Glamblia causes giardiasis a prolonged diarroheal disease of humans.