When is International Holocaust Remembrance Day, recognized by the UN observed?

A. 28 January
B. 27 January
C. 27 October
D. 20 February
✅ The correct answer is option B.
International Holocaust Remembrance Day is an international memorial day on 27 January that commemorates the victims of the Holocaust, the genocide of European Jews by Nazi Germany between 1941 and 1945.

20 August is being celebrated as –

A. World Malaria Day
B. World Mathematics Day
C. World Mosquito Day
D. International Dance Day
✅ The correct answer is option C.
World Mosquito Day is observed on 20 August every year to commemorate the British doctor, Sir Ronald Ross’s discovery in 1897 that ‘female mosquitoes transmit malaria between humans’.

When is the World Day for Water, recognized by the UN observed?

A. 22 January
B. 22 March
C. 27 October
D. 20 February
✅ The correct answer is option B.
World Water Day, held on 22 March every year since 1993, focuses on the importance of freshwater. World Water Day celebrates water and raises awareness of the 2.2 billion people living without access to safe water.

When is World Environment Day, recognized by the UN observed?

A. 11 December
B. 20 December
C. 15 September
D. 5 June
✅ The correct answer is option D.
The United Nations designated 5 June as World Environment Day to highlight that the protection and health of the environment is a major issue, which affects the well – being of peoples and economic development throughout the world.

26 April is celebrated as –

A. World Heart DayWorld Heart Day
B. World Animal Day
C. Indian Air force Day
D. World Intellectual Property Day
✅ The correct answer is option D.
World Intellectual Property Day is observed annually on 26 April. The event was established by the World Intellectual Property Organization (WIPO) in 2000 to “raise awareness of how patents, copyright, trademarks and designs impact on daily life” and “to celebrate creativity, and the contribution made by creators and innovators to the development of societies across the globe”.

When is International Moutain Day observed?

A. 11 December
B. 20 December
C. 24 October
D. 14 November
✅ The correct answer is option A.
International Mountain Day is celebrated annually on 11 December to to create awareness about the importance of mountains to life, to highlight the opportunities and constraints in mountain development, and to build alliances that will bring positive change to mountain peoples and environments around the world.