<prompt> Which of the following is not an example of direct transmission in communicable diseases ?Transplacental veicalSoilRespiratorySTD  <response>: The modes of transmission of infectious diseases can be classified as: Direct Transmission. Direct contact; Droplet infection; Contact with soil; Inoculation into skin or mucosa; Transplacental veicaltransmission. Indirect Transmission. Vehicle-borne; Water; foodmilk; Vector-borne. Mechanical; Biological. Airborne. ENT ref : park 21st ed 