Biologyhard · Past Paper
Which of the following is a result of 'Thermal Pollution' in rivers?
AIncrease in metabolic rate of fish
BDecrease in dissolved oxygen
CBoth a and b
DIncrease in oxygen solubility
✓ Correct Answer: C — Both a and b
Hot water holds less oxygen and speeds up fish metabolism, which can be lethal as they need more oxygen but have less available.
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