Which river is the longest in the world?
ক
Mississippi River
খ
Nile River
গ
Amazon River
ঘ
Yangtze River
সঠিক উত্তর: Nile River
The Nile is credited as the longest river in the world. Its main source is Lake Victoria in east central Africa. From its farthest stream in Burundi, it extends 6,695 km (4,160 miles) in length.