Longest river in some important Countries

1. Which is the Longest River of Asia ?
Answer: Yangtze (china)
2. Which is the Longest River of Africa ?
Answer: Nile
3. Which is the Longest River of Europe ?
Answer: Volga
4. Which is the Longest River of Australia ?
Answer: Murray
5. Which is the Longest River of South America ?
Answer: Amazon
6. Which is the Longest River of North America ?
Answer: Missouri-Missisipi
7. Which is the Longest River of Russia ?
Answer: Ob (siberia)
8. Which is the Longest River of Sri Lanka ?
Answer: Mahaweli Ganga