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Unit 1 HM Pre-Quiz

Total questions: 50

Worksheet time: 1hrs 12mins

Name
Class
Date
1.
The _________ zone is the ocean floor.
a)
intertidal
b)
neritic
c)
oceanic
d)
benthic
2.
The __________ zone is the place where the ocean meets the land.
a)
intertidal
b)
neritic
c)
oceanic
d)
benthic
3.
In the _________ zone, the sea floor drops sharply.
a)
intertidal
b)
neritic
c)
oceanic
d)
benthic
4.
The deepest parts of the benthic zone do not get any _________.
a)
sunlight
b)
food
c)
fish
d)
chemicals
5.
Through evaporation, the ocean provides most of the water that makes up Earth's _____________.
a)
precipitation
b)
condensation
c)
evaporation
6.
An area where fresh water from streams and rivers spills into the ocean is called an _____________.
a)
plankton
b)
estuary
c)
sargassums
d)
coral reefs
7.

Which ocean zone allows plants to grow??

a)

midnight zone

b)

photic zone

c)

twilight zone

d)

intertidal zone

8.
the area between the high tide and the low tide mark
a)
benthic zone
b)
intertidal zone
c)
pelagic zone
d)
abyssal zone
9.
organisms that live on or in the bottom
a)
benthos
b)
neuston
c)
littoral
d)
heterotrophs
10.
the water area between the low tide mark and the edge of the continental shelf
a)
nautical zone
b)
benthic zone
c)
nueston zone
d)
neritic zone
11.
the open water area beyond the continental shelf
a)
oceanic zone
b)
tidal zone
c)
bahyal zone
d)
abyssal zone
12.

MOST sealife lives in the:

a)

Photic zone

b)

Twilight zone

c)

Midnight zone

d)

Deep zone

13.

The zone in the oceans layers with the warmest temperatures that is warmed by sunlight and most life exist there?

a)

Photic Zone

b)

Depth

c)

Water temperature

d)

Mid- Ocean Ridge

14.

Black dragonfish are monstrous-looking, scaleless fish with very sharp, fang-like teeth. These fish have specialized organs known as photophores that produce light.

a)

Intertidal Zone (Low Tide)

b)

Intertidal Zone (High Tide)

c)

Ocean (Photic Zone)

d)

Ocean (Aphotic Zone)

15.
This fish pictured is an example of:
a)
Sessile life
b)
Benthic life
c)
Pelagic life
d)
Aphotic life
16.
This fish pictured is an example of:
a)
Sessile life
b)
Benthic life
c)
Pelagic life
d)
Aphotic life
17.
The aphotic zone is
a)
the ocean's dark lower layer where photosynthesis cannot occur
b)
the sunlit upper layer of the ocean where photosynthesis occurs
c)
on the bottom of lakes, streams, and oceans.
d)
where benthos are found
18.
The intertidal zone of oceans
a)
surrounds continents
b)
is on the coastline
c)
has tides that rise and fall each day
d)
is the open ocean
19.
Which zone supports the least amount of life?
a)
photic
b)
aphotic
c)
neritic
d)
ocean
20.
a)

D is the Supratidal Zone

b)

D is the Benthic Zone

c)

D is the Neritic Zone

d)

D is the Pelagic Zone

21.
a)

L is the Pelagic Zone

b)

L is the Benthic Zone

c)

L is the Supratidal Zone

d)

L is the Oceanic Zone

22.
a)

E is the Oceanic Zone

b)

E is the Pelagic Zone

c)

E is the Subtidal Zone

d)

E is the Abyssal Pelagic Zone

23.

Which statement about the Epipelagic Zone (E) is true?

a)

Commercial fishing takes place there

b)

It is considered the ocean floor

c)

It receives the least sunlight

d)

It receives the most sunlight

24.

Which statement about the Benthic Zone (L) is true?

a)

It includes all of the ocean floor

b)

It receives lots of sunlight

c)

Commercial fishing takes place here

d)

It contains photosynthetic organisms

25.

This is the zone where the water is constantly changing and moving.

a)

Neritic

b)

Intertidal

c)

Oceanic

d)

Abyssal

26.

The correct order of ocean zones in the aphotic zone, is:

a)

Aphotic, Abyssal, Bathyal

b)

Abyssal, Photic, Hadal

c)

Bathyal, Abyssal, Hadal

d)

Bathyla, Hadal, Abyssal

27.
photosynthesis can occur here
a)

aphotic

b)
euphotic
c)
disphotic
28.

The movement of deep, cold, nutrient filled water to the surface of the ocean is..

a)

Ocean Current

b)

Upwelling

c)

Deep Currents

d)

Surface Currents

29.
Which is NOT a process of the water cycle?
a)
precipitation
b)
freezing
c)
transpiration
d)
evaporation
30.
What is the only process that removes carbon from the atmosphere?
a)
combustion
b)
cellular respiration
c)
photosynthesis
d)
decomposition
31.
What is the hydrosphere?
a)
Water on the earth's surface
b)
Oceans of the Earth
c)
Rivers, oceans and lakes of the Earth
d)
None of the above
32.

Hard shells of sea creatures are made Sodium Carbonate.

a)

True

b)

False

33.
As the ocean becomes more acidic, the pH of the water
a)
increases
b)
decreases
34.
Marine organisms make their shells from calcium and
a)
chloride
b)
carbonate
c)
seawater
35.

The ocean's pH has gone from _____ to _____ over the last century.

a)

8.1; 8.2

b)

8.2; 8.1

c)

5; 7

d)

7; 6

36.

______________________ is needed by corals, mollusks, and crustaceans to make their skeletons, shells, and structures.

a)

calcium carbonate

b)

sodium chloride

c)

carbon dioxide

d)

nitrogen gas

37.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-5
d)
1-20
38.
Bleach is a strong base, what is the pH level of bleach?
a)
13
b)
14
c)
1
d)
2
39.

Water has a neutral because...

a)

it has more H+ ions than OH-

b)

it has more OH- ions than H+

c)

it does not produce any ions

d)

it has an equal amount of H+ and OH- in solution

40.

Which of the following represents the products of photosynthesis

a)

Carbon dioxide, water and Oxygen

b)

Glucose, water and Oxygen

c)

Caron dioxide, water and Glucose

d)

Carbon dioxide, water and light

41.

Which of the following accounts for 99% of the primary production in the ocean?

a)

Seagrasses

b)

Zooxanthellae

c)

Phytoplankton

d)

Mangroves

42.

What important role does phytoplankton play in the carbon cycle?

a)
Releasing carbon dioxide through respiration
b)
Breaking down carbon dioxide into oxygen and carbon
c)
Storing carbon dioxide in their cells
d)
Absorbing carbon dioxide through photosynthesis
43.
Which of the following removes carbon from the atmosphere?
a)

Combustion

b)

Respiration

c)

Photosynthesis

d)

Decomposition

44.

Limpets were found in 25 out of 50 quadrats. What percentage of quadrats contained limpets?

a)

100%

b)

25%

c)

50%

d)

75%

45.

What is a square called that we use to sample populations?

a)

grid

b)

quadrat

c)

cube

d)

quarter

46.

This 1m2 squared quadrat was place in a 3m2 beach. Estimate the total population of crabs in the whole beach.

a)

15

b)

12

c)

18

d)

6

e)

5

47.
An animal that only eats other animals is a _______________.
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
48.
A living thing that makes its own food is called a __________________________.
a)
consumer
b)
producer
c)
carnivore
d)
herbivore
49.

Which of these organisms would most likely be found at the top of an energy pyramid?

a)

clams

b)

sardines

c)

sharks

d)

kelp (seaweed)

50.

The picture provided shows an ocean bay food chain. Sea otters move into the ocean bay. They eat all of the sea urchins. This change will cause the

a)

kelp to have less food.

b)

crabs to have more food.

c)

sea ducks to have less food.

d)

arctic foxes to have more food.

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