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Assessment
What is one of the major effects of pollution on fish populations?
Decreased oxygen levels in water
Increased reproductive rates
Improved water clarity
Higher food availability
Which type of pollution is particularly harmful to fish due to its toxic effects?
Nutrient pollution
Plastic pollution
Heavy metal pollution
Thermal pollution
How does acid rain impact fish populations?
It increases water temperature.
It lowers the pH of water bodies.
It enhances calcium levels in water.
It promotes fish growth.
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