18. Which one of the ahead given groups of diseases spreads through mosquito bites among humans?

1. Malaria, filariasis, polio myelitis

2. Ancyclostomiasis, ringworm, dengue fever

3. Dengue fever, viral encephalitis, yellow fever

4. Filariasis, malaria, ascariasis

Correct Answer :

Dengue fever, viral encephalitis, yellow fever