World Mosquito Day 2026 – August 20

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All exams GA

World Mosquito Day is observed every year on 20 August.
The day commemorates Sir Ronald Ross’s discovery in 1897 that female Anopheles mosquitoes transmit malaria.
Ross made the discovery while working in Secunderabad, India.
His findings helped establish the role of mosquitoes in malaria transmission.
In 1902, Ronald Ross received the Nobel Prize in Physiology or Medicine for his work on malaria.

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