when was World Mosquito Day observed?
Options
1) 20 August
2)21 August
3)22 August
4)23 August
answer
1) 20 August
Other details
World Mosquito Day, observed annually on 20 August, is a commemoration of British doctor Sir Ronald Ross's discovery in 1897 that female mosquitoes transmit malaria between humans.
Options
1) 20 August
2)21 August
3)22 August
4)23 August
answer
1) 20 August
Other details
World Mosquito Day, observed annually on 20 August, is a commemoration of British doctor Sir Ronald Ross's discovery in 1897 that female mosquitoes transmit malaria between humans.
