Ocean 102 Unit 2 Questions with All Correct Answers 2025 Latest Update
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Course
Ocean 102
Institution
Ocean 102
Ocean 102 Unit 2 Questions with All Correct Answers 2025 Latest Update
What is the residence time of carbon, or the average amount of time one carbon atom resides in a reservoir, in the deep ocean? - Answer-100,00 years
TRUE or FALSE: An individual organism can adapt to climate change - Answe...
Ocean 102 Unit 2 Questions with
All Correct Answers 2025 Latest
Update
What is the residence time of carbon, or the average amount of time one carbon atom
resides in a reservoir, in the deep ocean? - Answer-100,00 years
TRUE or FALSE: An individual organism can adapt to climate change - Answer-False
TRUE or FALSE: Killer whale communities that consume salmon are not likely to be
impacted by Ocean Acidification. - Answer-False
Which of these is NOT an impact ocean acidification has on marine organisms? -
Answer-Ability to respire
What percentage of animal protein intake by the global population comes from
fisheries? - Answer-20%
Sound travels farther in what pH water? - Answer-Acidic
TRUE or FALSE: Only fisheries of shell-forming organisms like clams, mussels, and
oysters are projected to be impacted by Ocean Acidification. - Answer-False
Which organisms are considered to be the most vulnerable to ocean acidification?
Check all those that apply: - Answer-Coccolithophorids
Bivalves
Pteropods
Coral Reefs
A Congressional act passed in 2009 which authorizes federal research funding of ocean
acidification through NOAA, NASA, and NSF goes by which acronym? - Answer-
FOARAM
MAAD is an acronym for the different ways organisms can respond to perturbations in
their environment. Please match the appropriate response with the example: - Answer-
Cod and haddock in the North Sea have shifted towards the cooler Arctic waters
--> Move
, As the temperature increases leading into the summer a dog will shed its heavy winter
fur
--> Acclimate
Polar bears have been hybridizing at greater rates with grizzly bears resulting in pizzly
bears that might be able to create a new species which can inhabit a different ecological
niche
--> Adapt
Dinosaurs
--> Death
Which carbonate species do calcifying organisms rely on to build their shells? - Answer-
Carbonate
TRUE or FALSE: Urban economies in Washington state are at greater risk from
reduced shellfishery production. - Answer-False
What was the Washington shellfisheries impact to the state economy last year? -
Answer-$270,000,000
Washington state shellfisheries production has declined by how much since 2005? -
Answer-80%
Controlled fish farming supplies approximately how much of all fish and shellfish directly
consumed by humans? - Answer-50%
"Corrosive" low pH waters of the Washington coast are expanding at what annual rate?
- Answer-1-2 m/year
Why is old, cold deep seawater that is upwelled relatively more corrosive? Select all that
apply: - Answer-- Old water has had more organic matter accumulate and decay
- Cold water holds more carbon dioxide than warmer water
- Old deep water does not have a photosynthetically active community
Recreational harvesting of shellfish in Washington is a popular activity. TRUE or
FALSE: you must obtain a license in order to recreationally fish/shellfish in Washington
state - Answer-True
Select the communities and industrial regions which are most likely to be impacted by
ocean acidification: - Answer-Tourism
Shellfisheries
Western Washington native tribes
Wild-catch fisheries
Washington shellfisheries are responding to the declining pH of the upwelled coastal
waters. Please identify which is NOT a strategy being used by the shellfisheries to
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