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Unit #2 Exam Review Quiz
«grade»
Grade:
Aquatic Science
Subject:
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Date:
1
Bioaccumulation can be defined as:
A
The amount of energy that is retained with each increasing level of
the food chain is only 10%
B
90% of the energy from the lower-levels of the food chain is l ost to
the environment as thermal & other forms of energy
C
A substance building up in the tissues of organisms and increasing in
toxicity up the food chain
D
A substance building up in the tissues of higher-level organisms &
causing a toxic trickle-down effect on lower-level organisms
2
Which of the following is NOT a reason for seafare
prior to the 18th century
A
military
B
exploration/map making
C
trade
D
conquest
3
Ancient fish hooks and spear date back to
A
1 million BC
B
5000 BC
C
1000 BC
D
50 BC
4
The most famous deep sea submersible is named
A
Alvin
B
Beebe
C
Pichard
D
Deep Sea #5
5
What percent of aquatic species are considered benthic?
A
5%
B
25%
C
60%
D
98%
6
Ferdinand Magellan is known for
A
founding the first school of navigation
B
attempting to find a west-ward route to India
C
attempting to find a east-ward route to India
D
being the first to circumnavigate the world
7
Plastic is very damaging to an aquatic environment
for all of the following reasons EXCEPT:
A
It is not readily biodegradable
B
it sinks to the bottom and embeds in the substrate
C
its has high tensile strength
D
it can entangle organisms/be mistaken for food and consumed
8
The largest ocean garbage patch can be found
in the:
A
Atlantic Ocean
B
Pacific Ocean
C
Arctic Ocean
D
Indian Ocean
9
Which of the following is FALSE when considering coastal wetlands:
A
They are ideal locations for larger predators to hunt
B
They can be found in low & mid latitudes
C
The water is considered brackish
D
They are defined as saturated areas that border
coastal environments
10
An organism that survives by being part of the deep scattering layer (DSL)
would most likely be found in which of the following zones:
A
Hadal
B
Epipelagic
C
Euphotic
D
Bathypelagic
11
All of the following are known to have a negative bioaccumulating affect
EXCEPT:
A
Nitrogenous byproducts from fertilizers (TAN)
B
Mercury (Hg)
C
Polychlorinated biphenyl
D
Dichlorodiphenyltrichloroethane (DDT)
12
You collect a sample of plankton while you are travelling. You keep this jar of
plankton near a
window for a week & then put it in a closet for
another week. The water quality is healthy through
both weeks. The sample dies off while in the closet. From this basic
experiment you can hypothesize
that the plankton was:
A
phytoplankton
B
zooplankton
C
chemoautotrophic
13
A community is made up of
A
a group of populations
B
a group of individuals
C
a group of organisms
D
a group of biomes
14
All of the following zones are aphotic EXCEPT:
A
hadal
B
mesopelagic
C
bathypelagic
D
abysopelagic
15
Which of the following is planktonic
A
a barnacle
B
a jellyfish
C
a dolphin
D
a sea star
16
Asterias rubens is the scientific name for the
common starfish. These can be found in many
coastal waters. These organisms must be __________________ in order to
survive in these waters.
A
eurythermal & stenohaline
B
eurythermal & euryhaline
C
stenothermal & stenohaline
D
stenothermal & euryhaline
17
The first people known to have traveled across
thousands of kilometers of open ocean were the
A
phoenicians
B
polynesians
C
greeks
D
egyptians
18
Minamata disease is associated with which toxic element:
A
Cadmium
B
Lead
C
Petroleum
D
Mercury
19
Eratosthenes accurately determined the
circumference of the Earth to be
A
40,000 kilometers
B
40,000 miles
C
400,000 kilometers
D
400,000 miles
20
Many squid are considered merobenthic.
This means:
A
they spend a portion of their life as bottom dwellers
B
they spend all of their life as floaters
C
they spend a portion of their life as floaters
D
they spend all of their life as bottom dwellers
21
Generally, which of the following is TRUE about phytoplankton &
zooplankton
A
Zooplankton require sunlight and stable temperatures
B
Phytoplankton can be found deep within the aphotic zone of the
ocean
C
Zooplankon are the primary source of nutrition for phytoplankton
D
Phytoplankton are smaller than zooplankton
22
Orcinus is the _________ for a killer whale.
A
Kingdom
B
Phylum
C
Genus
D
Species
23
Who was the first to land on/discover North America
A
Christopher Columbus
B
Leif Eriksson
C
Eric the Red
D
Ferdinand Magellan
24 In which of the following zones would you most likely find a fish with very large,
but functional eyes:
A
epipelagic (euphotic)
B
mesopelagic (disphotic)
C
abyssal (aphotic)
D
bathylpelagic (aphotic)
25
Which of the following pictures demonstrates
counter-shading
B
A
C
D
26
Which of the following is an example of an
organism using chromatophores:
A
C
B
D
27
All of the following are adaptations for
plankton dealing with the viscosity of
water EXCEPT:
A
Warm-water copepods have many appendages
B
Many plankton have a small surface area to volume
ration in order to maximize the buoyant force of water
C
Many plankton produce a small amount of oil to help
keep themselves lower in the water column
D
Cold-water copepods are more hydrodynamic
28
Pelagic organisms can be:
A
nektonic & planktonic
B
benthic & planktonic
C
benthic & nektonic
D
planktonic & chromatophores
29
The majority of life within an aquatic system
can be found in:
A
the epipelagic
B
the benthic
C
the euphotic
D
the bathylpelagic
30
Which of the following is FALSE when
considering petroleum-based pollution:
A
Petroleum is biodegradable, therefore is not considered to be highly
damaging in comparison to other pollutants
B
Petroleum will stay on the surface of water
C
Petroleum spills mainly effect low-level creatures, such as
phytoplankton, that rely on sunlight for survival
D
Petroleum spills have a longer-lasting effect on fully aquatic
organisms such as fish than semi-aquatic organisms such as gulls &
terns
31
When considering the salt content, marlin are __________ when compared
to their
environment.
A
hypotonic
B
hypertonic
C
isotonic
D
osmotic
32
In 1915, Alfred Wegener developed the theory of _________
A
continental drift/plate tectonics
B
the magnetic poles of the Earth
C
Air/Water Streams
D
tides being controlled by the gravitational pull
of the moon
33
If you depressurize too quickly, which element
will form gas bubbles in your blood
A
hydrogen
B
oxygen
C
nitrogen
D
carbon dioxide
34
When considering their fresh water environment,
perch (fresh water fish) are __________ when compared to their
environment.
A
hypotonic
B
hypertonic
C
isotonic
D
osmotic
The deep scattering layer is defined by…
35
A
The migrations of organisms through the depths to avoid salinity
B
The migrations of organisms through the depths to avoid sunlight
C
The migrations of organisms along the Great Ocean Conveyer
D
The scattering of organisms throughout the aphotic water column