Which of the following orders correctly represe... - WAEC Biology 2006 Question
Which of the following orders correctly represents the trend in eutrophication?
A
Lack of oxygen → Death of aquatic organisms → Massive algal growth
B
Excess nitrates and phosphates → Massive algal growth → Lack of oxygen → Death of aquatic organisms
C
Heavy mineralization → Lack of oxygen → Massive algal growth
D
Excess nitrates and phosphates → Lack of oxygen → Massive algal growth → Death of aquatic organisms
correct option: b
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