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Q: What is a long winding ridge of stratified sand and gravel associated with former glaciers called?
  • A. Esker
  • B. Whorl
  • C. Omission
  • D. Arch
Correct Answer: Option A - Esker also called as osar or asar is a long winding ridge of stratified sand and gravel associated with former glaciers.
A. Esker also called as osar or asar is a long winding ridge of stratified sand and gravel associated with former glaciers.

Explanations:

Esker also called as osar or asar is a long winding ridge of stratified sand and gravel associated with former glaciers.