River System and Geomorphology Quiz

What is a river system?

• A collection of mountains and valleys

• A cluster of deserts and canyons

• A network of interconnected rivers and streams

• A group of lakes and ponds

What is the source of a river?

• The middle of the river

• The point where the river begins

• The ocean

• The mouth of the river

What is the mouth of a river?

• The place where the river flows into another body of water

• The source of the river

• The middle of the river

• The top of the river

What is erosion in relation to rivers?

• Creating new land and increasing the river's depth

• Wearing away the land and carrying sediment downstream

• Building up the land and preventing sediment from moving

• Causing the river to widen and slow down

What are the different landforms created by rivers?

• Deltas, floodplains, meanders, oxbow lakes, and alluvial fans

• Canyons, valleys, glaciers

• Mountains, plateaus, deserts

• Islands, peninsulas, atolls

What is the role of a river in shaping the landscape?

• Rivers erode, transport, and deposit sediment to create and change the landscape.

• Rivers only create small, insignificant changes in the landscape

• Rivers play a role in shaping the landscape, but it is not significant

• Rivers have no impact on shaping the landscape

What is the difference between a meandering river and a straight river?

• The meandering river flows in the opposite direction of a straight river.

• The meandering river has a winding and curving path.

• The meandering river has a steeper gradient than a straight river.

• The meandering river has a wider channel than a straight river.

What is the importance of rivers in the ecosystem?

• Rivers only support the growth of aquatic plants

• Rivers have no impact on the ecosystem

• Rivers support the ecosystem by providing habitats for various species, transporting nutrients, and supporting plant growth.

• Rivers are not important for transporting nutrients in the ecosystem

What are the factors that affect the flow of a river?

• Type of rocks in the riverbed

• Number of fish in the river

• Color of the river water

• Slope of the land, amount of water, shape of the river channel, and obstacles

How do humans impact river systems and geomorphology?

• Through activities such as dam construction, deforestation, urbanization, and pollution.

• By reducing industrial activities near rivers

• By planting more trees and increasing vegetation

• By building more dams and reservoirs