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Worksheets

Oceans Review

Total questions: 37

Worksheet time: 2hrs 51mins

Name
Class
Date
1.

Salinity is the measure of...

a)

oxygen in water

b)

dissolved salts in water

2.

What is the most abundant salt in the ocean?

a)

Chromium iodide

b)

Sodium Chloride

3.

Deep Ocean currents are a result of

a)

Global Wind Patterns

b)

Density

4.

Surface currents are a result of

a)

Global Wind Patterns

b)

Earth's Rotation

5.

The Coriolis Effect is caused by

a)

The tides of the ocean

b)

Earth rotating on its axis

6.

The Gulf stream carries _____________ water from the east coast of The United States to the West coast of Europe.

a)

Cold

b)

Warm

7.

As you go deeper in the ocean, the water is colder and has less pressure.

a)

True

b)

False

8.

Ocean currents have an affect on which two things

a)

climate and weather

b)

temperature and density

9.

A technique that used sound waves to measure the depth of the ocean floor is

a)

dredging

b)

sonar

10.

How much salt is in something is called_____________

a)

Salinity

b)

Transpiration

11.

Label A

a)

continental slope

b)

continental shelf

12.

What is label B

a)

Trench

b)

Seamount

13.

Label C

a)

abyssal plain

b)

continental shelf

14.

Label E

a)

continental slope

b)

volcanic island

15.

Label F

a)

continental slope

b)

continental shelf

16.

What is label G

a)

Trench

b)

Mid ocean ridge

17.

When we go to beach, we go swimming on the ____________

a)

continental slope

b)

continental shelf

18.

The continental slope is located at the end of the...

a)

shoreline

b)

continental shelf

19.

The part of the ocean that extends from the low-tide line to the edge of the continental shelf is the

a)

Neritic Zone

b)

Open Ocean Zone

20.

This is the zone between high-tide and low-tide (literally means between tides)

a)

Neritic Zone

b)

Intertidal Zone

21.

This zone includes any area beyond the continental shelf where water is deepest.

a)

Open-Ocean Zone

b)

Neritic Zone

22.

What two elements combine to make water?

a)

2 Hydrogen and 1 Oxygen

b)

1 Hydrogen and 2 Oxygen

23.

The ocean is salty mainly due to volcanic eruptions and the weathering & erosion of rocks that contain salt-based minerals, like halite.

a)

True

b)

False

24.

This image shows

a)

sea floor spreading at the Mid Ocean Ridge

b)

SONAR on the continental shelf

25.

As the ocean gets deeper,

a)

Pressure decreases

b)

Temperature decreases

26.

Bioluminescence means that a creature produces its own

a)

Electricity

b)

Light

27.

What type of water is in the Ocean?

a)

fresh water

b)

salt water

28.

Plants and animals that live on the ocean floor are...

a)

benthos

b)

nekton

29.

The only part of the open ocean that receives enough sunlight to support the growth of algae is

a)

Surface Zone

b)

Hydrothermal vents

30.

Organisms in the deep ocean that produce their own light are called

a)

bioluminescent.

b)

neritic

31.

Free-swimming animals that can move throughout the water column are called

a)

Benthos

b)

Nekton

32.

tiny algae and animals that float in water and are carried by waves and currents

a)

Plankton

b)

Nekton

33.

Upwelling is the process where warm, nutrient rich water from deep in the ocean rises to the surface.

a)

False

b)

True

34.

A result of upwelling is a/an _________ in nutrients in the water.

a)

Decrease

b)

Increase

35.

Upwelling increases amounts of this at the surface

a)

nutrients

b)

Warm water

36.

upwelling is driven by

a)

plankton

b)

wind

37.

Upwelling causes the water off the western coasts of continents in the tropics to

a)

Have warmer temperatures than other tropical waters

b)

be productive fishing grounds