What is the main reason for dune migration in deserts?
A. Chemical weathering
B. Wind transport of sand grains
C. Rainfall erosion
D. Glacial movement
Answer: Option B
Solution (By Examveda Team)
Dune migration is primarily due to wind transporting sand over the crest and depositing it on the leeward side.This process moves dunes slowly in the direction of the wind.Related Questions on Geomorphology and Surface Processes
What is the main agent responsible for the formation of V-shaped valleys?
A. Wind
B. River
C. Glaciers
D. Landslides
Which of the following is an erosional feature formed by wind?
A. Drumlin
B. Oxbow lake
C. Yardang
D. Delta

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