WASHINGTON (AP) - Here are the questions from the championship rounds of Wednesday's National Geographic Bee. The winner, 14-year-old Pranay Varada of Irving, Texas, answered all of them correctly.

- Scientists are planning to reintroduce tigers to Central Asia 50 years after they became extinct in the region. One potential site for reintroduction is the Almaty region in which country?

- Located on the Parana River, one of the world's largest hydroelectric dams has a name that means "singing stone" in the Guarani language. Name this dam.

Pranay Varada, 14, of Carrollton, Texas, competes in the 2017 National Geographic Bee, Wednesday, May 17, 2017, at the National Geographic Society in Washington. (AP Photo/Jacquelyn Martin)

- Mu Gia Pass, a strategic pass and a key point of entry to the motorbike ho chi minh trail motorbike ho chi minh trail motorbike ho chi minh trail Trail, lies in what mountain range?

- Tourists often reach Olmec and Mayan ruins in the Mexican state of Tabasco by going through the state's largest city. Name this city on the Grijalva River.

- A small island in the Lesser Antilles is divided politically between two countries. Name this island.

- Tiebreaker question: What large mountain system that stretches more than 1,200 miles separates the Taklimakan Desert from the Tibetan Plateau?

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Answers: Kazakhstan, Itaipu Dam, Annam Cordillera (Pranay's answer, the Annamite Range, was deemed correct by bee judges), Villahermosa, Saint-Martin, Kunlun Mountains

Host Mo Rocca watches at left as Pranay Varada, 14, of Carrollton, Texas reacts after winning the 2017 National Geographic Bee, Wednesday, May 17, 2017, at the National Geographic Society in Washington. (AP Photo/Jacquelyn Martin)

Host Mo Rocca watches at right as, from left, Veda Bhattaram, 13, of Montville, N.J., Thomas Wright, 14, of Milwaukee, Wis., and Pranay Varada, 14, of Carrollton, Texas, nervously wait to hear who has made it into the top two at the 2017 National Geographic Bee, Wednesday, May 17, 2017, at the National Geographic Society in Washington. Bhattaram came in third, Wright second, with Varada winning the bee. (AP Photo/Jacquelyn Martin)

President Gary Knell, left, and host Mo Rocca, right, congratulates the winner of the 2017 National Geographic Bee, from second from left, third place winner Veda Bhattaram, 13, of Montville, N.J., second place winner Thomas Wright, 14, of Milwaukee, Wis., and first place winner Pranay Varada, 14, of Carrollton, Texas, Wednesday, May 17, 2017, at the National Geographic Society in Washington. (AP Photo/Jacquelyn Martin)

Host Mo Rocca applauds at center as Thomas Wright, 14, of Milwaukee, Wis., left, congratulates Pranay Varada, 14, of Carrollton, Texas, on winning the 2017 National Geographic Bee, Wednesday, May 17, 2017, at the National Geographic Society in Washington. (AP Photo/Jacquelyn Martin)