Current Affairs MCQs – Page 27 (Q261-270)

The Great Barrier Reef lies off the coast of Queensland, Australia, stretching over 2,300 kilometers along the country's northeastern coastline in the Coral Sea. It is the largest living structure on Earth, visible from space, and supports an extraordinary diversity of marine species, including sharks, turtles and thousands of species of coral and fish. Indonesia is a tempting distractor since it is also known for rich coral reef ecosystems, particularly within the Coral Triangle, but the Great Barrier Reef itself is specifically located along Australia's coast. The reef was designated a UNESCO World Heritage Site in 1981 but faces significant threats from coral bleaching linked to climate change.

Angel Falls, the world's highest uninterrupted waterfall, is located in Venezuela's Canaima National Park, a UNESCO World Heritage Site known for its dramatic table-top mountains called tepuis. The falls plunge from the edge of Auyan-tepui, one of these flat-topped sandstone plateaus that rise dramatically from the surrounding rainforest. Guyana is a tempting distractor since it is a neighboring South American country also known for dramatic waterfalls, including Kaieteur Falls, but Angel Falls itself is specifically located in Venezuela. The falls were named after American aviator Jimmie Angel, who first spotted them from the air in 1933.

Victoria Falls lies on the border between Zambia and Zimbabwe, formed where the Zambezi River plunges over a massive basalt cliff, creating one of the largest and most spectacular waterfalls in the world by combined width and height. It was named by Scottish explorer David Livingstone in 1855 after Queen Victoria, though it is known locally as Mosi-oa-Tunya, meaning the smoke that thunders. Kenya and Tanzania is a tempting distractor since both are prominent East African nations, but Victoria Falls is specifically located in southern Africa on the Zambia-Zimbabwe border. The falls generate a massive cloud of spray visible from many kilometers away, giving rise to their evocative local name.

Niagara Falls lies on the border between the United States and Canada, straddling the state of New York and the province of Ontario, and consists of three separate waterfalls: Horseshoe Falls, American Falls and Bridal Veil Falls. It is one of the most visited natural attractions in North America and has long been a significant source of hydroelectric power for both bordering countries. United States and Mexico is a tempting distractor since it is another major North American international border, but Niagara Falls itself is located much farther north, between the US and Canada. Niagara Falls is not particularly tall by world standards but is famous for its enormous volume of flowing water.

Lake Baikal, the world's deepest and oldest freshwater lake, is located in Siberia, Russia, formed through tectonic rifting an estimated 25 to 30 million years ago. It holds roughly 20 percent of the world's unfrozen surface freshwater and is home to unique species found nowhere else on Earth, including the freshwater Baikal seal. Mongolia is a tempting distractor since it borders the broader Siberian region and shares cultural ties with areas near the lake, but Lake Baikal itself lies entirely within Russian territory. Lake Baikal was designated a UNESCO World Heritage Site in 1996 in recognition of its exceptional biodiversity and geological significance.

Five countries border the Caspian Sea, the world's largest inland body of water: Russia, Kazakhstan, Turkmenistan, Iran and Azerbaijan, each holding a share of its coastline and resources. The sea's legal status, whether classified as a sea or a lake, was long disputed among these nations because the distinction affects rights to oil, gas and fishing resources beneath its waters. Four is a tempting distractor because it is close to the actual figure but omits one of the five bordering nations. A 2018 agreement among the five countries established a special legal framework for the Caspian, addressing decades of unresolved territorial disputes.

Mount Kilimanjaro, Africa's highest peak, is located in Tanzania, near the country's border with Kenya, and is a popular destination for trekkers from around the world due to its accessibility without requiring technical climbing skills. It rises dramatically from the surrounding plains, giving it striking visual prominence despite its equatorial location near the Kenya-Tanzania border. Kenya is a tempting distractor since Kilimanjaro is visible from Kenyan territory and closely associated with the region's safari tourism, but the mountain itself lies specifically within Tanzania. Kilimanjaro's snow-capped summit, despite lying so close to the equator, has become a widely cited symbol of the effects of climate change as its glaciers steadily retreat.

The Sahara Desert covers most of the North Africa region, spanning countries including Algeria, Libya, Egypt, Morocco, Tunisia, Mauritania, Mali, Niger, Chad and Sudan. It is the largest hot desert in the world, covering an area comparable to the entire United States, and separates the Mediterranean coastal regions from sub-Saharan Africa. East Africa is a tempting distractor since it is also a major African region, but the Sahara itself is concentrated specifically across the continent's northern belt. The Sahara was significantly greener thousands of years ago, with rock art and archaeological evidence indicating a once-thriving human presence supported by ancient lakes and rivers.

Greenland, the world's largest island, is an autonomous territory of Denmark, having been a Danish colony before gaining home rule in 1979 and expanded self-government in 2009. Despite its political ties to Denmark, Greenland is geographically part of North America and its population is predominantly Indigenous Inuit, with a distinct language and culture. Canada is a tempting distractor since it is geographically close to Greenland and shares a maritime border with it, but Greenland's political sovereignty remains under Denmark. Greenland has attracted international attention in recent years, including notable US interest in acquiring the territory due to its strategic location and mineral resources.

The Amazon Rainforest is located primarily within Brazil, which contains roughly 60 percent of the total rainforest area, though it also extends into Peru, Colombia, Venezuela, Ecuador, Bolivia, Guyana, Suriname and French Guiana. It is the largest tropical rainforest in the world, playing a critical role in global carbon absorption and containing an estimated 10 percent of all known species on Earth. Peru is a tempting distractor since it also contains a significant portion of the Amazon basin, but Brazil holds by far the largest share of the rainforest's total area. Deforestation in the Brazilian Amazon, driven largely by cattle ranching and agriculture, has become a major focus of international environmental concern.