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Oceans part 2

Total questions: 26

Worksheet time: 16mins

Name
Class
Date
1.
When surface currents meet continents they ___?
a)
Stop moving
b)
Are deflected (change paths)
c)
Continue in the direction they were going
2.
Wha type of tide would this arrangement of earth-moon-sun create?
a)
full moon tide
b)
new moon tide
c)
neap tide
d)
spring tide
3.
What type of tides would this arrangement of earth-moon-sun create?
a)
neap tide
b)
spring tide
c)
new moon tide
d)
full moon tide
4.
How do warm-water currents affect the coastal areas along which they flow?
a)
Cool the coast
b)
Warm the coast
c)
Cause snow to fall
d)
Cause higher tides
5.
What name is given to large, destructive waves caused by underwater earthquakes and volcanoes?
a)
Spring tide
b)
Longshore current
c)
Tsunami
d)
Swell
6.
Why do waves increase in height as they approach the shore?
a)
waves are forced into inlets
b)
water particles speed up
c)
water density increases
d)

they interact with the continental shelf

7.
Upwelling is associated with
a)
a decrease in access to nutrients for phytoplankton
b)
cooler, nutrient-rich waters being pushed up from deeper ocean waters
c)
temperature gradients moving water from the equator to the poles
d)
an increase in human fatalities
8.

________ and _______ affect the ocean's density and cause the Global Conveyor Belt (GYRES) to travel

a)

gravity and the Coriolis Effect

b)

temperature and salinity

c)

wind and climate

d)

temperature and the Coriolis Effect

9.
Ocean currents have an affect on which two things
a)
climate and weather
b)
temperature and density
c)
land and sea
d)
equator and poles
10.
The large, circular surface-current pattern found in each ocean.
a)
California Current
b)
Surface Current
c)
Gyre
d)

Global Wind Belt

11.

What process brings the deep cold ocean currents up to the surface? Warm rising/cold sinking

a)

Conduction

b)

Global Wind Patterns

c)

Convection Currents

d)

Temperature and salinity

12.
What is a benthic organism?
a)
Benthic organisms live in the Neritic zone near the shore. 
b)
Benthic organisms live in the Oceanic zone of open ocean. 
c)
Benthic organisms called Benthos, live on or near the bottom of the ocean floor (the Benthic zone)
d)
A benthic organism is part of a tropical forest. 
13.
What is a nekton organism?
a)
It is an active swimmer that would dive in many zones of the ocean.
b)
It lives on the floor or bottom of the ocean.
c)
It is passive and is carried away by the current and wind. 
d)
It is part of the Hadalpelagic zone in the trenches on the Ocean floor
14.
Currents are important in marine ecosystems because they redistribute water, heat, nutrients and oxygen about the ocean. How would the flow of a current affect ocean organisms?
a)
It would affect how much nutrients organisms received. 
b)
It would affect how much heat and oxygen organisms received.
c)
It could affect the migration routes of animals insuring their survival from what the current would provide for them. 
d)
All of the above.
15.
Why is the majority of ocean life unable to live in the deepest part of the ocean?
a)
The pressure and salinity are extremely high.
b)
The temperature and sunlight are greatly decreased. 
c)
Both of the above
d)
 None of the above
16.
In what zone does approximately 90% of all ocean life live?
a)
sunlight
b)
twilight
c)
midnight
17.
Animals that can use their bodies to make light are called _______________.
a)
magic
b)
shiny
c)
amazing
d)
bioluminescent
18.
The ocean layers are divided by the amount of __________________ in each layer.
a)
animals
b)
salt
c)
light
d)
people
19.
Important feeding ground for birds and animals.
a)
intertidal zone
b)
benthic zone
c)
oceanic zone
d)
pelagic zone
20.
Organisms include clams, crabs, barnacles, and  mussels.
a)
intertidal zone
b)
benthic zone
c)
open-ocean zone
d)
pelagic zone
21.
List the zones of ocean areas from shallow to deep.
a)
Neritic, intertidal, oceanic.
b)
Oceanic, neritic, intertidal
c)
Intertidal, neritic, oceanic.
d)
Intertidal, oceanic, neritic
22.
the open water area beyond the continental shelf
a)
oceanic zone
b)
tidal zone
c)
bahyal zone
d)
abyssal zone
23.

The great pacific garbage patch is about the size of....

Look it up

a)

the city of Los Angeles

b)

the state of California

c)

twice the size of Texas ***

24.

Phytoplankton is plankton that undergo photosynthesis

a)

True

b)

False

25.

Zooplankton is plankton consisting of small animals

a)

True

b)

False

26.

Some benefits of _____________: Fewer hurricanes and other tropical cyclones in the north Atlantic. Milder winters in southern Canada and the northern continental United States. Replenishment of water supplies in the southwestern U.S.

a)

Turbidity Currents

b)

La Nina

c)

El Nino **

d)

Upwelling

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