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Assessment
What primary physiological adaptation allows fish to regulate their internal pH levels in acidic waters?
Ion regulation through gills
Increased metabolism
Improved camouflage
Behavioral migration
How do fish typically cope with increased levels of carbon dioxide in acidic waters?
By excreting more carbon dioxide through their gills
By increasing their oxygen consumption
By producing more mucus
By changing their feeding habits
Which of the following is a common effect of acidic waters on fish physiology?
Decreased ability to absorb oxygen
Enhanced growth rates
Increased reproductive output
Improved resistance to disease
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