World Superlatives and Records

The Sahara Desert, located in North Africa, is the world's largest hot desert spanning approximately 9.2 million square kilometers. While Antarctica is larger, it's a polar desert, not typically referenced in general knowledge contexts.

Asia is the largest continent.

The Great Wall of China is often cited as the largest man-made structure in terms of length and mass, stretching over 21,000 kilometers including all branches. It's not the highest wall - that distinction belongs to various modern fortifications.

According to the 2012 Mercer Cost of Living Survey, Tokyo was ranked as the world's most expensive city for expatriates, followed by Luanda and Osaka. The ranking considers housing, transport, food, and other costs.

Australia is the smallest continent.

Kruger National Park is one of Africa's largest game reserves and is located in South Africa. While Australia has large wildlife reserves, the claim about Kruger being 'the largest zoo' refers to this South African park.

The Pacific Ocean is the largest and deepest ocean on Earth, covering approximately 63 million square miles - about 46% of the world's water surface and larger than all land areas combined.

La Paz is the highest capital.

The Lærdal Tunnel in Norway is the longest road tunnel in the world at approximately 24.5 kilometers (15.2 miles). It connects Aurland and Lærdal in Norway and opened in 2000.

Hanle in Ladakh, India, houses one of the world's highest astronomical observatories. The Indian Astronomical Observatory located there sits at approximately 4,500 meters (14,764 feet) above sea level.

Ostriches are the tallest living birds, standing up to 2.8 meters (9 feet) tall. They are flightless birds native to Africa and can run at speeds up to 70 km/h.

Australia has the largest single electorate in terms of geographical area. The Division of Durack in Western Australia covers approximately 1.6 million square kilometers, making it the world's largest electoral district by area.

Greenland is the world's largest island, covering approximately 2,166,000 square kilometers. It is an autonomous territory within the Kingdom of Denmark. The other options are significantly smaller - Sri Lanka is about 65,000 sq km, while Andaman and Finland are not even among the top 20 largest islands.

Correct answer is (3).

The Mahabharata is the longest Indian epic, containing about 110,000 slokas (couplets) in its original Sanskrit form. It is roughly seven times the length of the Ramayana. Both are major Sanskrit epics of ancient India, but the Mahabharata is significantly larger in scope and content.

The Golden Jubilee Diamond is currently the largest faceted diamond in the world at 545.67 carats. It surpassed the previous record holder, the Cullinan I (530.4 carats), in 1992. The diamond was presented to the King of Thailand in 1997 to commemorate his 50th anniversary of accession to the throne.

Mount Everest, the world's highest mountain peak (8,848 meters), is located in Nepal on the border between Nepal and Tibet (China). While the mountain can be climbed from both sides, its summit and the majority of the mountain lie within Nepal's territory.

Gorakhpur became the world's longest railway platform in 2013. After Gorakhpur, Kharagpur has the world's third largest railway platform.

Option (2) is the correct answer. 

Correct answer is (3). 

Angel Falls (Salto Ángel) in Venezuela is the highest waterfall in the world.