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Pathogens

Easybiology

Mycobacterium tuberculosis primarily infects which organ system?

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About This Question

Subject
biology
Chapter
biology and human welfare
Topic
pathogens
Difficulty
Easy
Year
2025
Tags
TuberculosisDisease

Solution

Correct Answer:

Respiratory

  1. Pathogen: Tuberculosis (TB) is caused by the bacterium Mycobacterium tuberculosis.
  2. Transmission: It is primarily spread through the air via droplets released when an infected person coughs or sneezes.
  3. Target: Consequently, the respiratory system (specifically the lungs) is the primary and most common site of infection (Pulmonary TB).
  4. Systemic Scope: While TB can spread to other organs ( bones, brain, kidneys), classical and transmission-relevant TB is respiratory.

This easy difficulty biology question is from the chapter biology and human welfare, covering the topic of pathogens. It appeared in the 2025 exam.

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