Formation of Meanders and Oxbow Lakes Quiz

What is a meander?

• A delta

• A waterfall

• A slight bend in the river

• A straight section of a river

What causes the formation of a river cliff?

• Deposition on the inside bend

• Erosion on the outside bend

• Plant colonization

• Sediment accumulation

What is created on the inside bend of a meander due to slower water flow?

• A river cliff

• A delta

• A slip-off slope

• A waterfall

What type of erosion occurs at the neck of a meander?

• Vertical erosion

• Lateral or sideways erosion

• Headward erosion

• Undercutting

What happens when the meander neck becomes smaller and narrower over time?

• The meander straightens out

• The river forms a delta

• The meander turns into an oxbow lake

• The river forms a waterfall

What causes the river to cut through the neck of the meander?

• Plant colonization

• Continued erosion

• Sediment accumulation

• Deposition

What is the result of the river taking a shortcut through the meander neck?

• Formation of a river cliff

• Formation of an oxbow lake

• Formation of a waterfall

• Formation of a delta

What happens to the former meander bend after the river takes a shortcut?

• It becomes a redundant loop

• It becomes a waterfall

• It becomes a river cliff

• It becomes a delta

What begins to colonize the redundant loop of the former meander?

• Fish

• Marsh plants

• Birds

• Insects

What evidence can be seen in an aerial photo of a meander?

• Evidence of deposition and erosion

• Evidence of a river cliff

• Evidence of a delta

• Evidence of a waterfall