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Final Marine Science Review Flashcards | StudBud
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Final Marine Science Review
Final Marine Science Review
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1
Which of the following organisms are most affected by ocean acidification?
corals and crabs
sharks and fishes
seagrasses and mangroves
whales and dolphins
2
Which of the following is not an effect of climate change?
ocean currents will change
sea levels will fall
coastal wetlands may flood
whale migration patterns will change
3
What type of organism would you expect in the intertidal zone?
No organisms
Varied organisms during high tide but none during low tide
all types of organisms
Organisms that can survive a harsh environment
4
What is a impact of adding the salt left over from desalination of sea water back to the sea?
Overpopulation of marine bivalves
Altering salt levels could cause loss of species
Depletion of nonrenewable resources
Increase in methane gas
5
Most sessile organisms that live in the benthic zone are _____.
detritus feeders
filter feeders
Carnivores
deposit feeders
6
What ecological relationship is represented be the image?
Commensalism
Parasitism
Competition
Mutualism
7
Warming oceans would most likely not lead to ________
Eliminate the need for conservation
Decrease in ocean biodiversity
Change of species habitat
Marine species extinction
8
Which of the following would be a use for GMOs and minimize environmental impacts?
Strawberries modified against the cold with longer grow period
Bacteria that increase plastic pollution
Fish that grow more quickly and overpopulate an area
Catfish made easier to catch leading to their exploitation
9
Currents from deep waters bringing nutrient rich waters to the ocean surface
Surface Currents
Upwelling
Coriolis Effect
Thermohaline circulation
10
If the ocean becomes too hot or cold, corals will expel their symbiotic zooxanthellae, in the process called ________
Coral debriding
Coral exfoiliation
Coral bleaching
Coral whitening
11
Which of the following is an example of an abiotic factor?
Competition
Predator
Prey
Salinity
12
Water is so special because it is ___________, has a negative and positive poles.
Wet
Hydrogen Bonds
Covalent
Polar
13
Intertidal species must withstand wide variations in _________
Sediment deposition
Marine life
Temperatures
Current velocities
14
Which zone is able to support autotrophic producers?
Photic
Abyssal
Benthic
Aphotic
15
How does the interconnected flow of currents moderate the world's climate?
It moderates climate be redistributing heat away form the tropics
It moderates climate by moving water through ocean currents
it helps to cool temperatures in the tropics
It keeps surface water cool
16
What property of water? Water doesn't like to break apart so it acts like it is covered by a elastic sheet
High Specific Heat
Surface Tension
Cohesion
Adhesion
17
Lightning, legumes, and bacteria are all part of which cycle?
Water
Bicycle
Carbon
Nitrogen
18
Which of the following is the strongest greenhouse gas?
Carbon Dioxide
Synthetic GHGs
Nitrous Oxide
Methane
19
Which of the following is an impact of light pollution?
Deter female sea turtles from coming on shore
Sea turtles not hatching
Sea turtles not coming to the beach to rest
Disorient newly hatched sea turtles causing them to go away from the ocean
20
Which of the following is a reason to remove invasive species?
They upset territorial boundaries
They can prey on native species and reduce the population
They can adapt and become resistant to diseases
They can interbreed with the natives
21
In the carbon cycle, seaweeds and plants play a fundamental role by _______.
decreasing the amount of detritus
decreasing the amount of CO2 as a result of photosynthesis
increasing the amount of detritus
decreasing the amount of dissolved CO2 as a result of photosynthesis
22
How does eutrophication from fertilzer runnoff affect organisms in the water?
water better able to support aerobic organisms
Nitrogen provides more food
Reduced oxygen available for organisms
Algae provides food for organisms
23
What is aquaculture?
Constuction of aquatic zoos and parks
Farming of fish or aquatic plants
Consuming fish or aquatic plants
Cultural significance of fish or aquatic plants
24
An oil spill could result in ______.
decrease in pollution
increase in genetic material
decrease in biodiveristy
increase in stability of an ecosystem
25
What is the best explanation for more carbon dioxide in the environment?
eruptions of large volcano
photosynthesis by phytoplankton
use of fossil fuels by humans
natural fluctuations of climate
26
What is it called when boats start fishing for species lower down the food chain to replace depleted sources of fish?
Sustainable fishing
Ghost fishing
Smart
Fishing down the food chain
27
When a population is separated from the main population it runs the risk of
decreased
_________.
genetic variation
natural selection
mutation rates
genetic drift
28
What property of water? Water is sticky and like to stick to you and other things like leaves
Cohesion
Surface Tension
Adhesion
High Specific Heat
29
On a hot day organisms in tide pools may have to deal with which of the following?
low temperatures and low salinity
low temperatures and high salinity
high temperature and low salinity
high temperatures and high salinity
30
Global warming is the same thing as climate change
False
True
31
Red tides are mostly caused by ______.
Diatoms
Dinoflagellates
Radiolarians
Foraminiferans
32
What is "by-catch"?
Traditionally caught fish
Krill and other shellfish
accidentally caught species
Species caught for industrial purposes
33
What ecological relationship is represented be the image?
Commensalism
Parasitism
Mutualism
Competition
34
Drifting organism that can not swim against the current
Benthic
Plankton
Sessile
Nekton
35
Which is the first step in a scientific study?
Graphing data
Making conculsions
Sharing information with other scientist
Observations
36
Which of the following is more dangerous?
Tigers
Humans
Sharks
Bears
37
The deflection, or bending of air and water due to the rotation of the Earth
Coriolis Effect
Thermohaline circulation
Upwelling
Surface Currents
38
The increase in a concentration of a toxin at successively higher levels in a food chain
Biomagnification
Pollution
Bioaccumulation
IDK
39
A broad field that covers the link between oceanography and biology
Physics
Marine Science
Environmental Science
Chemistry
40
Which of the following explains why water freezes top down insulating the lake below so it doesn't freeze solid?
Water ions separate into ions in solution
Water formshydrogen bonds with ions and other polar substances
Water expands and becomes less dense when it freezes
Water absorb heat when it evaporates
41
Due to currents penguins can be found from antartica all the way up to _______
The Equator
The Artic
The USA
Europe
42
What would happen to
biodiversity
after a tsunami?
Tsunami would leave behind trash and other pollutants
Tsunami brings in more food
As it receades land predators go to the ocean and eat marine organisms
Drops marine organisms on the land and they die without water
43
What factor contributes to the growth and intensity of hurricanes?
Mountain ranges
Increased air pressure
Cool air masses
Warm, tropical water
44
As you go deep into the oceans which of the following should you most worry about?
light and salinity
temperature and salinity
temperature and depth
pressure and depth
45
The progressively increasing accumulation of a substance in an organism through contact or ingestion
Pollution
Bioaccumulation
IDK
Biomagnification
46
Due to depth and currents which would be warmer?
Deep in the Atlantic Ocean
deep rivers
Coast along norhtweastern states
shallow natural springs
