cp bio test 3 part 3
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Created by:
HarryPotter97 on November 20, 2011
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11 terms
Terms | Definitions |
|---|---|
 What are the bends? | decompression sickness -nitrogen from water compresses in blood -dissolved gases come out of solution-become bubbles -bubbles in bloodstream -block blood supply to arteries |
| Nitrogen Narcosis | -temporary loss of senses and movement -feel disoriented and narcotic -vision gone |
| Limiting factor for growth in the pelagic zone (open sea) | availability of fertilizer (nitrogen and potassium) |
| Source of nutrients (nitrogen and potassium) | upwellings, rivers, streams |
| Why is everything blue and green deep in water? | -water absorbs and bends light -longer wavelengths are absorbed quicker long ROYGBIV short |
| Coral | skeletons generated by marine polyps put together |
| Coral reef | large formations of calcium carbonate from polyps |
| How does clear, nutrient-poor water support coral reefs? | -mutual relationship between algae and coral -algae produces sugars -coral provides protection, nutrients, and CO2 |
| continental shelf | platform of submerged land |
| Why is the continental shelf the most productive fishing area? | -high nutrient level -from upwellings |
| upwellings | underwater current hitting shelf, bringing nutrients |
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