Name: 
 

Unit C Self Quiz



Part A Modified True/False
Indicate whether the sentence or statement is true or false.  If false, change the identified word or phrase to make the sentence or statement true.
 

 1. 

Estuaries are located where water from rivers mixes with water from lakes.

 

 2. 

Ground water can be defined as the flow of water along the surface of the Earth.

 

 3. 

The chemical formula for water, mtf003-1.jpg, show two helium atoms and one oxygen atom.

 

 4. 

The water table is the line that marks the bottom of the saturated zone.

 

 5. 

Boulders and gravel on the bottom of glaciers can carve long grooves into solid bedrock called eskers.     

 

 6. 

General heat capacity refers to a substance’s ability to retain heat.

 

 7. 

A tide pool never has sea water in it.

 

 8. 

Sunlight penetrates to a depth of 100 metres below the surface of the ocean.

 

Part B Completion
Complete each sentence or statement.
 

 9. 

___________________, where rivers flow into an ocean, are affected by tidal action.
 

 

 10. 

As the current of a sediment-laden river slows, the sediment begins to settle to the bottom, a process called ___________________.
 

 

 11. 

The treated water that is released back into the environment is called ___________________.
 

 

 12. 

A ____________________ is an area surrounded by high-elevation land, in which all water runs to a common destination.
 

 

 13. 

Each different marine environment has ____________________ that are adapted to the conditions of that environment.
 

 

 14. 

The most common type of farm for salmon aquaculture uses ___________________ or ____________________.
 

 

Part C Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 15. 

The water cycle is composed of four processes
a.
evaporation, condensation, precipitation, sublimation
b.
induction, deduction, production, reduction
c.
evaporation, condensation, precipitation, percolation
d.
none of the above
 

 16. 

The force that allows water droplets to cling to vertical surfaces is called
a.
precipitation
c.
glue
b.
adhesion
d.
condensation
 

 17. 

Dikes are designed to
a.
allow water to flow onto flood plains
c.
reduce the likelihood of flooding
b.
provide homes for animals
d.
prevent erosion of farmland soil
 

 18. 

Water from sinks, toilets and washing machines is called
a.
storm water
c.
ground water
b.
runoff
d.
sanitary sewage
 

 19. 

There are four distinct regions between the ocean floor and the shoreline. In order, they are
a.
continental shelf, continental rise, continental slope, abyssal plain
b.
continental rise, continental shelf, continental slope, abyssal plain
c.
abyssal plain, continental shelf, continental rise, continental slope,
d.
continental shelf, continental slope, continental rise, abyssal plain
 

 20. 

Ocean water near polar ice caps and continental ice sheets is
a.
cooled and stays in roughly the same place
b.
frozen into icebergs
c.
cooled, sinks, and moves toward the equator
d.
warmed and rises
 

 21. 

The greatest tidal range in a month occurs when
a.
the Sun and Moon are aligned
c.
the Sun, Moon, and Earth are aligned
b.
Earth rotates faster
d.
the Sun and Earth are aligned
 

 22. 

Orcas are at top predator in British Columbia’s marine ecosystem. What would be their most likely prey?
a.
zooplankton
c.
clams
b.
salmon
d.
gulls
 

 23. 

Aquaculture is also known as
a.
fish farming
c.
sea gardening
b.
sea farming
d.
fish tank farming
 

Part D Short Answer
Use sentences to answer the following questions.
 

 24. 

Choose one of the following and explain how it prevents soil erosion:
a. contour ploughing on hillsides
b. replanting trees after logging a mountain slope
 

 25. 

Name three treatments that fresh water must undergo at a municipal water-treatment plant to make it safe for human consumption.
 

 26. 

Draw a cross-section of a typical wave and label the following:
a. crest
b. trough
c. wavelength
 

 27. 

Explain the phenomenon that is observed at the Skook.
 

 28. 

Define the following terms:
a. biological diversity
b. productivity
c. salinity
 



 
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