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Microorganisms: Friend and Foe — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceMicroorganisms: Friend and Foe1 Mark
MCQ
An infectious disease is:
  • ✓
    Spread from person to person
  • B
    Caused only by bacteria
  • C
    Caused only by viruses
  • D
    Spread from animal to animal
✓

Answer

Correct option: A.
Spread from person to person
Infectious diseases are caused by any pathogenic microorganisms such as bacteria, viruses, parasites or fungi. The diseases can be spread, directly or indirectly, from one person to another.

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