Q19
What is the main cause of river meandering?
A.
Tectonic uplift
B.
Variation in flow velocity
AnswerC.
Wind erosion
D.
Sediment cementation
Answer: Option B
Solution
Answer: Option B
Solution:
Meandering is caused by lateral erosion and deposition due to variations in flow velocity across a river channel.The faster side erodes, while the slower side deposits sediment, forming curves.