1) What is the longest river in the world? a) Nile river b) Amazon river c) Mekong river 2) Where is the highest mountain in the world? a) China and Nepal b) Russia and China c) Vietnam and Nepal 3) What is the heaviest animal in the world? a) Blue whale b) Dinosaur c) Elephant 4) What is the biggest country in the world? a) China b) Russia c) America 5) What is the smallest country in the world? a) Vietnam b) Vatican City c) Lao 6) What is the largest ocean in the world? a) Pacific Ocean b) Atlantic Ocean c) Indian Ocean 7) What is the most populated country in the world? a) China b) India c) Russia 8) What is the biggest continent in the world? a) Asia b) America c) Europe 9) What is the smallest continent in the world? a) Australia b) Antarctica c) Artica 10) Which one is the smartest? a) Chimpanzee b) Monkey c) Gorilla

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