Unit 41 | Higher Education | Oxford University Press Canada

Instructions: For each question, click on the radio button beside your answer. When you have completed the entire quiz, click the Submit my answers button at the bottom of the page to receive your results.

Question 1:

The complete system of a river's trunk and tributaries forms a:
a) fluvial area
b) drainage basin
c) lithology
d) divide
e) base level

Question 2:

Streams perform all of the following functions except:
a) transportation
b) degradation
c) pressure gradation
d) aggradation
e) streams perform all of these functions

Question 3:

Which of the following is an erosive process of streams?
a) abrasion
b) solution
c) hydraulic action
d) infiltration
e) a, b, and c

Question 4:

The sliding of particles along a riverbed by hydraulic action is called ______.
a) traction
b) saltation
c) suspension
d) solution
e) extrusion

Question 5:

The process which alternately uses traction and suspension to move particles is called ________.
a) traction
b) saltation
c) suspention
d) solution
e) scouring

Question 6:

The level below which a stream cannot erode its bed is its:
a) base level
b) floodplain
c) water table
d) channel
e) crust level

Question 7:

Water generates kinetic energy as it flows downstream.
a) True
b) False

Question 8:

A river is not usually a steady-state system because its input and output levels are variable.
a) True
b) False

Question 9:

When suspension is the dominant form of particle transportation, the water is muddy.
a) True
b) False

Question 10:

Splash erosion on an incline can lead to denudation of the slope.
a) True
b) False

Question 11:

The term "fluvial" denotes soils that are deposited in a river
a) True
b) False

Higher Education

Physical Geography: The Global Environment, Canadian Edition - Unit 32