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Difficulty: EasyHuman Physiology, Health, and Diseases

Typhoid fever is a common water-borne infectious disease in humans caused by Salmonella typhi. What type of pathogen is Salmonella typhi?

  1. A
    Virus
  2. BacteriumAnswer
  3. C
    Protozoan
  4. D
    Fungus

Answer

Bacterium
Typhoid fever is caused by Salmonella typhi, which is a pathogenic Gram-negative bacterium that spreads through contaminated food and water, affecting the intestinal tract and bloodstream.

Step-by-Step Solution

1
Identify the causative organism for Typhoid fever
Salmonella typhi
Typhoid fever is contracted through contaminated food or water containing the organism Salmonella typhi.
2
Classify Salmonella typhi within biological taxonomy
Gram-negative bacterium
Salmonella typhi is a rod-shaped, Gram-negative, flagellated bacterium belonging to the family Enterobacteriaceae.

Key Concept

Human Disease Pathogen Classification
Estimated Time:45s
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Topics

Human Physiology, Health, and Diseases

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