Typhoid is caused by_________?
Correct answer: A. Salmonella typhi
- A. Salmonella typhi
- B. Hepatatis
- C. Bacillus
- D. None of the above
Explanation
Typhoid is caused by Salmonella typhi, a bacterium that commonly spreads through food or water contaminated with human waste. Students may choose “Bacillus” because it sounds like a bacterial name, but Bacillus is a bacterial genus, not the specific organism responsible for typhoid.
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About Human Digestive System
The human digestive system breaks food into absorbable molecules through mechanical processing, enzyme action and chemical conditions along the alimentary canal. Questions cover the mouth, stomach, small and large intestines, liver, pancreas and associated secretions, including the digestion and absorption of carbohydrates, proteins, lipids, vitamins, minerals and water.
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