Geography

The total length of the India-Pakistan border is approximately 2,600 kilometres, making option C the correct choice. Options A and B underestimate the length, and D is incorrect as the exact length is known.

Bilafond Glacier is located in the Siachen region and is controlled by India, although it is claimed by both India and Pakistan. Therefore, the correct answer is India.

The Great Dividing Range is a major mountain range located in Australia, extending along the eastern coastline. It is not located in Asia, Atlantica (a fictional continent), or Europe.

Wadi Rum is a desert valley in southern Jordan known for its dramatic sandstone mountains and red sand, often compared to the surface of Mars due to its unique landscape.

The Ogaden Desert is located in the Horn of Africa, primarily in eastern Ethiopia, which is part of the African continent. Therefore, the correct answer is Africa.

Astana was formerly known as Akmola before it was renamed to Nur-Sultan in 2019. This is a well-documented fact about the capital city of Kazakhstan.

Eratosthenes is known as the 'Father of Geography' because he was the first to calculate the Earth's circumference and created one of the earliest maps of the known world.

Brazil is the only country through which both the Equator and the Tropic of Capricorn pass, making it unique in this geographical aspect.

The Tugela Falls is located in South Africa, specifically in the Drakensberg of the Royal Natal National Park. It is one of the tallest waterfalls in the world, making South Africa the correct answer.

Mount Kilimanjaro is the highest mountain in Africa, standing at approximately 5,895 meters (19,341 feet) above sea level. It is located in Tanzania and is well-known as the tallest peak on the continent.

The Caribbean region generally includes 13 sovereign countries that are widely recognized as Caribbean countries. This count includes island nations and mainland countries with Caribbean coastlines. While some sources may include territories or different definitions leading to slight variations, the most common and authoritative count is 13 sovereign countries. Therefore, option A (13) is the most accurate answer.

Malaysia consists of 13 states and 3 federal territories. The question specifically asks for the number of states, which is 13. This is confirmed by multiple authoritative sources including Wikipedia and official Malaysian government information. Therefore, the correct answer is B (13).

Manama is the capital and largest city of Bahrain, making option C the correct answer.

The Hillary-Tenzing Airport, also known as Lukla Airport, is located in Nepal. It serves as the main gateway for trekkers heading to Mount Everest and is named after Sir Edmund Hillary and Tenzing Norgay, the first climbers to summit Everest.

The Pyramid of Giza is located in Egypt, near Cairo. It is one of the most famous ancient monuments in the world and a key part of Egyptian heritage.

Tiananmen Square is a famous landmark located in Beijing, China. It is one of the largest public squares in the world and holds significant historical and cultural importance.

Chile is a tricontinental country because it has territories in South America (mainland Chile), Oceania (Easter Island), and Antarctica (Chilean Antarctic Territory). The other countries listed do not have territories spanning three continents.

Chennai is the new name of Madras, the former name of the capital city of Tamil Nadu, India. The name was officially changed in 1996 to better reflect the local Tamil heritage.

Borneo Island is located in Southeast Asia and is surrounded by the Pacific Ocean, specifically the South China Sea, which is part of the Pacific Ocean basin.

The United States is the largest producer of corn globally, producing more corn than any other country due to its vast agricultural land and advanced farming technology.

The Sahara Desert is located in northern Africa, making the correct continent African. It is the largest hot desert in the world and spans multiple countries in Africa.

Disappointment Island is located in the South Pacific Ocean, part of the Auckland Islands group south of New Zealand. Therefore, the correct answer is the Pacific Ocean.

Chile has the longest coastline along the Pacific Ocean, stretching over 6,400 km, making option D the correct answer.

Disappointment Island is part of the Auckland Islands archipelago, which belongs to New Zealand. Therefore, the correct location is New Zealand.

Pink dolphins, also known as Amazon river dolphins or boto, are native to the Amazon River and its tributaries. Therefore, the correct answer is the Amazon River.