Q. Source of infection in diseases like Tuberculosis, Mumps and Whooping cough is

  • (A) Direct contact
  • (B) Droplets of saliva
  • (C) Carrier organism
  • (D) A vector
✅ Correct Answer: (B) Droplets of saliva

Published by Tina Singh ⭐ 14.18K Points at 06-Dec-2021 06:25 pm in Biology

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