Q. World's largest drainage basin is of which river?
Answer: Amazon
Notes: The area drained by a single river system is called a drainage basin. Any elevated area, such as a mountain or an upland, separates two drainage basins. Such an upland is known as a water divide. The world's largest drainage basin is of the Amazon river.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 85 in General Studies Mock Test - 36 in above course in App.