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Why Do we Fall Ill — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceWhy Do we Fall Ill1 Mark
MCQ
Vectors can be defined as:
  • ✓
    Animals carry the infecting agents from sick person to another healthy person.
  • B
    Microorganisms which cause many diseases.
  • C
    Infected person.
  • D
    Diseased plants.
✓

Answer

Correct option: A.
Animals carry the infecting agents from sick person to another healthy person.

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