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WorksheetsOcean Zones
Total questions: 20
Worksheet time: 12mins
Name
Class
Date
1.
Plants and animals that live on the ocean floor are...
a)
benthos
b)
nekton
c)
plankton
d)
diatoms
2.
The continental slope is located at the end of the...
a)
shoreline
b)
continental shelf
c)
mid ocean ridge
d)
abyssal plain
3.
Benthos are organisms that live
a)
On the surface of the water
b)
throughout the water column
c)
ocean floor
d)
shallow water
4.
Which of the following organisms is an example of nekton?
a)
Lobster
b)
Dolphin
c)
Clam
d)
Seastar
5.
The part of the ocean that extends from the low-tide line to the edge of the continental shelf is the
a)
Nertic Zone
b)
Open Ocean Zone
c)
Intertidal Zone
d)
Deep Zone
6.
The only part of the open ocean that receives enough sunlight to support the growth of algae is
a)
Intertidal Zone
b)
Around Hot Vents
c)
Deep Zone
d)
Surface Zone
7.
Organisms in the deep ocean that produce their own light are called
a)
bioluminescent.
b)
neritic
c)
benthic
d)
hydrothermal
8.
Free-swimming animals that can move throughout the water column are called
a)
algae.
b)
Nekton
c)
Benthos
d)
Plankton
9.
a gently sloping, shallow area of the ocean floor that extends outward form the edge of the continent
a)
continental shelf
b)
continental slope
c)
abyssal plain
d)
mid-ocean ridge
10.
the region of shallow ocean water over the continental shelf
a)
Nertic Zone
b)
Open Ocean Zone
c)
Atoll
11.
tiny algae and animals that float in water and are carried by waves and currents
a)
Plankton
b)
Food Web
c)
bioluminescence
12.
Coral reefs are found on...
a)
continental slopes
b)
continental shelves
c)
abyssal plains
d)
trenches
13.
This is the study of the physical properties of ocean
a)
Natural Resources
b)
Oceanography
c)
Bioluminescence
d)
Chemosynthesis
14.
This is the zone between high-tide and low-tide (literally means between tides)
a)
Twilight Zone
b)
Neretic Zone
c)
Open-ocean Zone
d)
Intertidal Zone
15.
This zone extends from low-tide area out over the continental shelf.
a)
Open-Ocean Zone
b)
Intertidal Zone
c)
Neretic Zone
d)
Zone Defense
16.
Which of the following is nekton?
a)
crab
b)
stingray
c)
sea star
d)
lobster
17.
Organisms that live on the bottom of aquatic ecosystems are known as
a)
littoral
b)
benthic
c)
nekton
18.
______ are all organisms that swim freely, independent of currents.
a)
Benthic
b)
Zooplankton
c)
Nekton
19.
The plankton that is animal-like is called
a)
bacteria
b)
phytoplankton
c)
zooplankton
20.
The plankton that are microscopic and plant like are called
a)
zooplankton
b)
phytoplankton
c)
minnows
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