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Teams
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Score
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baam
Lose 20 points!
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magnet
Take 5 points!
Okay!
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gift
Win 20 points!
Okay!
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lifesaver
Give 20 points!
Oops!
15
×
What is this?
turbines that harness the energy of ocean waves and turns it into electricity
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monster
Reset all scores!
Oops!
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magnet
Take 25 points!
Okay!
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fairy
Take points!
5
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25
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thief
Give points!
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25
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banana
Go to last place!
Oops!
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fairy
Take points!
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25
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fairy
Take points!
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25
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thief
Give points!
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25
15
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What is reverse osmosis?
a water purification process that uses a partially permeable membrane to separate ions, unwanted molecules and larger particles from drinking water.
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15
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What are the benefits and risks of closed mariculture?
more controlled, risks: dense populations-disease, accumulation of waste, very expensive, can't accommodate organisms with changing needs
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15
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what is happening in this picture and why?
horseshoe crab blood is harvested because it will clot when it detected bacterial toxins. It is used to check sterility in vaccines
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15
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What is a renewable resource?
Resources that can naturally replace harvested numbers.
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15
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How are most clupeoid fish utilized?
because of their small size, they are mostly ground into a fish meal that is used as a protein supplement for other foods
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15
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What are gadoid fishes?
large bottom dwelling fishes. Cod, pollock, haddock and Hakes
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15
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What is a sustainable yield?
The number of individuals in a population that can be harvested without reducing the size of the population or letting it grow
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15
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Why do we eat so much tilapia in America?
Marketing - advertisers gave it a more appealing name (Cherry Snapper)
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15
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What is an exclusive economic zone?
Resources found up to 200 miles off shore belong exclusively to that country
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15
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What are the two types of costal areas where fishing resources are the richest?
Areas of costal upwelling- greatest supply of nutrients, Wide continental shelves - easy to get to by man
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15
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Reverse Osmosis is the most promising method of desalinization of ocean water. Why and how does it work?
high presure system forces water through a semipermeable membrane. It uses less energy than distillation
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banana
Go to last place!
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gift
Win 5 points!
Okay!
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fairy
Take points!
5
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25
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thief
Give points!
5
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25
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