Which one of the following acts as a physiological barrier to the entry of microorganisms in human body?
Tears
Skin
Monocytes
Epithelium of Urogenital tract
Next Question
Which one of the following options gives the correct matching of a disease with its causative organism and mode of infection? | Disease | Causative Organisms | Mode of Infection |
|---|---|---|
| (1) Elephantiasis | Wuchereria bancrofti | With infected water and food |
| (2) Malaria | Plasmodium vivax | Bite of male Anopheles mosquito |
| (3) Typhoid | Salmonella typhi | With inspired air |
| (4) Pneumonia | Streptococcus Pneumoniae | Droplet infection |