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What causes red tides?
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Underwater earthquakes
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Algal blooms
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Oil spills
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Volcanic eruptions
That's Correct!
It's Wrong!
The correct answer is "Algal blooms". Red tides are caused by the rapid growth of certain species of algae, particularly dinoflagellates, which can produce toxins. Environmental factors such as nutrient pollution, warm temperatures, and calm waters can promote these blooms.