Click to Return to Earth Science main page

Test

Oceans

For each question below, click on the circle next to the correct answer. When you are finished with the test, push the 'Score my test' button at the bottom of the page. Good luck!

 

Question #1
Approximately what percentage of the earth's surface is covered by oceans?

A. 10%
B. 35%
C. 70%
D. 90%

 

Question #2
The deepest ocean is the

A. Arctic
B. Pacific
C. Atlantic
D. Indian

 

Question #3
The boundary between continental crust and oceanic crust occurs at the base of the

A. continental shelf
B. abyssal plain
C. continental slope
D. mid-ocean ridge

 

Question #4
Which feature is formed where oceanic plates are separating?

A. trench
B. submarine canyon
C. rift
D. abyssal plain

 

Question #5
Which of the following desribes a seamount?

A. ocean floor at the edge of a continental margin
B. underwater mountain range
C. sediment piled at the base of the continental slope
D. isolated mid-ocean volcano

 

Question #6
A small area of ocean that is partially surrounded by land is called a(n)

A. abyssal plain
B. sea
C. bathyscaph
D. continental shelf

 

Question #7
The most abundant major element dissolved in ocean water is

A. boron
B. chlorine
C. calcium
D. potassium

 

Question #8
Which ocean zone separates the warm surface water from the colder deep water?

A. thermocline
B. benthos
C. abyssal plain
D. neritic zone

 

Question #9
The most valuable resource taken from the ocean is

A. copper deposited on the ocean floor
B. treasures from sunken ships
C. petroleum from beneath the ocean floor
D. gold dissolved in ocean water

 

Question #10
A large flat area on the ocean floor is called a(n)

A. guyot
B. rift valley
C. abyssal plain
D. coral reef

 

 

This test was made with free online software from Merex Corporation.