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Why Do We Fall — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceWhy Do We Fall1 Mark
Question

Human disease caused by a bacterium is:

  1. Measles.
  2. Dengue.
  3. Tuberculosis.
  4. Polio.
✓

Answer

  1. Tuberculosis.

Explanation:

Tuberculosis (TB) is an infectious disease caused by the bacterium Mycobacterium tuberculosis(MTB). Infection of other organs can cause a wide range of symptoms. Tuberculosis is spread through the air when people who have active TB in their lungs cough, spit, speak, or sneeze.

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