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Worksheets5.6abc Oceans
Total questions: 23
Worksheet time: 20mins
Name
Class
Date
1.
What is salinity?
a)
The amount of salt in water
b)
Salt water and fresh water mixed
c)
What creates the waves in the ocean
d)
Amount of sunlight in ocean water
2.
What is the steep slope at the edge of the continental shelf?
a)
seamount
b)
mid-ocean ridge
c)
continental slope
d)
rift zone
3.
What is animal-like plankton called?
a)
Phytoplankton
b)
Animal-likeplankton
c)
Zooplankton
d)
Plankton
4.
What Ocean is the Coldest?
a)
Artic
b)
Indian
c)
Pacific
d)
Atlantic
5.
How many oceans are there in the world?
a)
7
b)
6
c)
5
d)
4
6.
What Ocean is the Warmest?
a)
Pacific
b)
Southern
c)
Atlantic
d)
Indian
7.
This part of the Ocean begins at the shoreline. It can go out for many miles and is fairly shallow, only around 200 to 400 feet.
a)
Continental slope
b)
Continental Shelf
c)
Continental Rise
d)
Trench
8.
This area is a flat area of the ocean floor and is covered with sediment, sand, and rocks.
a)
Mid-Ocean Ridge
b)
Continental Slope
c)
Trench
d)
Abyssal Plain
9.
How much of the Earth's surface is covered by the Oceans?
a)
50 %
b)
25 %
c)
70%
d)
10%
10.
The amount of space an object takes up.
a)
wave
b)
area
c)
volume
d)
ocean
11.
Where is the shallowest part of the ocean floor?
a)
continental slope
b)
continental shelf
c)
abyssal plains
d)
rift zones
12.
What is the deepest part of the ocean basin?
a)
abyssal plains
b)
trenches
c)
rift zones
d)
mid-ocean ridge
13.
Where is ocean water the densest.
a)
The surface
b)
The middle
c)
The bottom
d)
Lake Michigan
14.
The Gulf stream carries _____________ water from the east coast of The United States to the West coast of Europe.
a)
Cold
b)
Warm
c)
Freezing
d)
Fresh
15.
Which factor is MOST responsible for the ocean tides?
a)
the gravitational pull of the moon
b)
Earthquakes
c)
The wind
d)
Density differences in water
16.
What do Zooplankton eat?
a)
Small fish
b)
Zooplankton
c)
Phytoplankton
d)
They get their food from the sun
17.
What role do Phytoplankton play in the Ocean food web?
a)
They are predators
b)
They are carnivores
c)
They are primary producers
d)
They are not important in the ocean food web
18.
What increases as you get deeper into the ocean?
a)
Temperature
b)
Pressure
c)
Sunlight
d)
Marine life
19.
What 2 things decrease as you go deeper into the ocean?
a)
Temperature/ Sunlight
b)
Pressure/ Marine (Ocean) life
c)
Sunlight/ Pressure
d)
Temperature/ Pressure
20.
Which level of the ocean has the most plants and marine life?
a)
trench
b)
continental shelf
c)
abyssal plain
d)
continental slope
21.
What types of water are most likely to sink below other water because of their greater density?
a)
water that has low salinity
b)
water that is warm
c)
water that is cold and saltly
d)
water that is cold and has greater salinity
22.
In the ocean, as in any food chain, there are __________, __________, and ____________.
a)
producers, consumers, decomposers
b)
producers, consumers, reproducers
c)
consumers, plant eaters, meat eaters
d)
plankton, consumers, and decomposers
23.
A simple food chain might look like this:
a)
Phytoplankton are eaten by krill, krill are eaten by small fish, small fish are eaten by jellyfish, finally, jellyfish are eaten by sea turtles.
b)
Sharks are eaten by whales, whales are eaten by sea lions, sea lions are eaten by jellyfish.
c)
phytoplankton are eaten by jellyfish, jellyfish are eaten by shrimp, shrimp are eaten by whales.
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