Transcript PowerPoint Presentation - 1. The epipelagic zone is found

1. The epipelagic (photic) zone is found
between ___.
a.
b.
c.
d.
0 and 200 meters
200 and 1000 meters
1000 and 4000 meters
4000 meters and the bottom
1. The epipelagic zone is found between
___.
a.
b.
c.
d.
0 and 200 meters
200 and 1000 meters
1000 and 4000 meters
4000 meters and the bottom
2. Energy transfer from one level of a
trophic pyramid to another is about ___ .
•
•
•
•
a.
b.
c.
d.
10%
20%
50%
90%
2. Energy transfer from one level of a
trophic pyramid to another is about ___ .
•
•
•
•
a.
b.
c.
d.
10%
20%
50%
90%
3. What color light penetrates to the
greatest depths?
•
•
•
•
A.
B.
C.
D.
violet
red
blue-green
yellow
3. What color light penetrates to the
greatest depths?
•
•
•
•
A.
B.
C.
D.
violet
red
blue-green
yellow
4. Most of the surface area of the
worlds’ oceans is ___.
•
•
•
•
A.
B.
C.
D.
characterized by upwelling
full of plants and animals
high in nutrients
low in plants and animals
4. Most of the surface area of the
worlds’ oceans is ___.
•
•
•
•
A.
B.
C.
D.
characterized by upwelling
full of plants and animals
high in nutrients
low in plants and animals
5. The spring bloom is caused by ___.
•
•
•
•
•
A.
B.
C.
D.
E.
increased light
high nutrient levels
low mortality by zooplankton
increasing temperature
all of the above
5. The spring bloom is caused by ___.
•
•
•
•
•
A.
B.
C.
D.
E.
increased light
high nutrient levels
low mortality by zooplankton
increasing temperature
all of the above
3. Why does the strengthening of the
thermocline affect the spring bloom?
• A. it causes vertical stability in the water
column
• B. it reduces the vertical influx of nutrients
into the upper water column
• C. the surface waters become warmer
• D. all of the above
3. Why does the strengthening of the
thermocline affect the spring bloom?
• A. it causes vertical stability in the water
column
• B. it reduces the vertical influx of nutrients
into the upper water column
• C. the surface waters become warmer
• D. all of the above
4. Most zooplankton are ____.
• A. small animals that live in the water column
• B. animals that swim wherever they want to
go
• C. animals that live in the upper 200 meters
day and night
• D. animals that live mainly below 200 meters
day and night
4. Most zooplankton are ____.
• A. small animals that live in the water column
• B. animals that swim wherever they want to
go
• C. animals that live in the upper 200 meters
day and night
• D. animals that live mainly below 200 meters
day and night
5. Bioluminescence is used by deeper
living animals _____ .
•
•
•
•
•
A.
B.
C.
D.
E.
to distract predators
all of these
to lure prey
to camouflage their bodies from predators
to signal to other members of a school
5. Bioluminescence is used by deeper
living animals _____ .
•
•
•
•
•
A.
B.
C.
D.
E.
to distract predators
all of these
to lure prey
to camouflage their bodies from predators
to signal to other members of a school
1. Echolocation is something used by
some marine mammals to do what?
a.
b.
c.
detect ocean currents
as an aid in feeding
to allow satellite tracking of their
migration patterns
1. Echolocation is something used by
some marine mammals to do what?
a.
b.
c.
detect ocean currents
as an aid in feeding
to allow satellite tracking of their
migration patterns
2. In the open ocean, feeding
aggregations of predators can include all
of
a.
b.
c.
d.
e.
the
tunafollowing except
dolphins
seals
whales
none of these
.
2. In the open ocean, feeding
aggregations of predators can include all
of
a.
b.
c.
d.
e.
the
tunafollowing except
dolphins
seals
whales
none of these
.
3. Some bathypelagic fishes have
adapted to their environment by _____ .
a.
b.
c.
d.
e.
having thick, pressure-resistant skin
being transparent
being able to swallow large prey
being neutrally buoyant
all of these
3. Some bathypelagic fishes have
adapted to their environment by _____ .
a.
b.
c.
d.
e.
having thick, pressure-resistant skin
being transparent
being able to swallow large prey
being neutrally buoyant
all of these
5. There are about as many fish per cubic
meter at 3000 meters as there are in the
upper 100 meters of the oceanic zone.
a. TRUE
b. FALSE
5. There are about as many fish per cubic
meter at 3000 meters as there are in the
upper 100 meters of the oceanic zone.
a. TRUE
b. FALSE
1.
If you were a bathypelagic fish and used
bioluminescent "headlights" to find prey, what
color of light would be most effective at close range?
a.
b.
c.
d.
blue-green
yellow
violet
red
1.
If you were a bathypelagic fish and used
bioluminescent "headlights" to find prey, what
color of light would be most effective at close range?
a.
b.
c.
d.
blue-green
yellow
violet
red
2.
Barnacles show which type of living strategy?
a.
b.
c.
attached
free living
burrowing
2.
Barnacles show which type of living strategy?
a.
b.
c.
attached
free living
burrowing
3.
The most common substrate in a high wave
energy environment is
.
a.
b.
c.
d.
sand
rock
mud
clay
3.
The most common substrate in a high wave
energy environment is
.
a.
b.
c.
d.
sand
rock
mud
clay
4. In most of the benthic environment,
organisms ___ .
.
a. live with lots of light
b. live with limited amounts of light
c. live in complete darkness
4. In most of the benthic environment,
organisms ___ .
.
a. live with lots of light
b. live with limited amounts of light
c. live in complete darkness
5. Which of these statements is NOT true?
a. Most of the deep-sea floor consists of
soft sediments
b. Most deep-sea benthic organisms are
deposit feeders
c. Kelp plants grow attached to exposed lava
along mid-ocean spreading centers
d. Sea urchings and brittle stars are very common
deep-sea benthic organisms
5. Which of these statements is NOT true?
a. Most of the deep-sea floor consists of
soft sediments
b. Most deep-sea benthic organisms are
deposit feeders
c. Kelp plants grow attached to exposed lava
along mid-ocean spreading centers
d. Sea urchings and brittle stars are very common
deep-sea benthic organisms
1. Primary producers in hydrothermal vent
communities are ______.
a.
b.
c.
d.
zooxanthellae
algae
sulfur-oxidizing bacteria
eyeless shrimp
1. Primary producers in hydrothermal vent
communities are ______.
a.
b.
c.
d.
zooxanthellae
algae
sulfur-oxidizing bacteria
eyeless shrimp
2.
Vent communities similar to hydrothermal
vent communities are found in what type
of setting?
a.
b.
c.
d.
e.
intertidal mudflats
estuaries
abyssal plains
trenches
oil and gas seeps
2.
Vent communities similar to hydrothermal
vent communities are found in what type
of setting?
a.
b.
c.
d.
e.
intertidal mudflats
estuaries
abyssal plains
trenches
oil and gas seeps
3. The group of fish species that contribute
the most to the annual catch are _____.
a.
b.
c.
d.
tunas, bonitos, billfishes
molluscs - squid, octopods, mussels, clams, scallops
cods, hakes, haddocks
herring, sardines, anchovies
3. The group of fish species that contribute
the most to the annual catch are _____.
a.
b.
c.
d.
tunas, bonitos, billfishes
molluscs - squid, octopods, mussels, clams, scallops
cods, hakes, haddocks
herring, sardines, anchovies
4. By-catch in marine fisheries is ?
a.
b.
c.
d.
the inedible portion of the catch
species caught incidentally with a targeted species
all of these
mostly dead non-targeted individuals that are
thrown back
e. none of these
4. By-catch in marine fisheries is ?
a.
b.
c.
d.
the inedible portion of the catch
species caught incidentally with a targeted species
all of these
mostly dead non-targeted individuals that are
thrown back
e. none of these
5. Which of these statements is NOT true?
a. Vent communities are not photosynthetically
based
b. Most deep-sea (>1,000 m) bottom fishes
are scavengers
c. Most pelagic fish stocks are under unprecedented
stress due to overfishing
d. Habitat destruction is not a serious problem
in bottom trawling fisheries
5. Which of these statements is NOT true?
a. Vent communities are not photosynthetically
based
b. Most deep-sea (>1,000 m) bottom fishes
are scavengers
c. Most pelagic fish stocks are under unprecedented
stress due to overfishing
d. Habitat destruction is not a serious problem
in bottom trawling fisheries