Unit 43 | 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 first step in alluvial fan formation is:
a) formation of a braided stream
b) formation of a midstream bar
c) formation of an apex
d) formation of a bajada
e) formation of a terrace

Question 2:

When several alluvial fans coalesce, the result is a(n):
a) arroyo
b) meander
c) ephemeral stream
d) oxbow lake
e) bajada

Question 3:

When a meander is cut off permanently from a river, it forms a(n):
a) bluff
b) oxbow lake
c) bajada
d) floodplain
e) gully

Question 4:

Remnants of older floodplains lying above a new floodplain is called:
a) a shelf
b) a delta
c) a terrace
d) a distributary
e) an oxbow

Question 5:

When distributaries are kept open by dredging, what type of delta is formed?
a) birdfoot
b) foreset
c) topset
d) bottomset
e) midset

Question 6:

The finest sediments from a river are deposited on which type of bed?
a) topset
b) foreset
c) birdfoot
d) bottomset
e) midset

Question 7:

A trunk stream receives distributaries in its drainage basin and develops tributaries in its delta.
a) True
b) False

Question 8:

Floodplains develop when meanders widen and shift downstream.
a) True
b) False

Question 9:

Floods deposit material that adds to a river's natural levee.
a) True
b) False

Question 10:

An ephemeral stream is different from a permanent stream only in terms of overall size.
a) True
b) False

Question 11:

After the formation of a midstream bar, a stream becomes braided.
a) True
b) False

Higher Education

Physical Geography: The Global Environment, Canadian Edition - Unit 34