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How do oil wastes on the surface of a river affect the organisms?
Wiki User
∙ 10y ago
they cause algae and plants to grow out of control
Oil spills effect the bio systems of rivers and lakes very badly. the Biological oxygen demand (BOD) is low. the levels of oxygen present in the water is completely reduced because the oil forms a layer over the surface of water without allowin contact with the atmosphere.
Wiki User
∙ 14y ago
Wiki User
∙ 10y agoOil wastes on the surface of a river affect the organisms by changing the amount of oxygen that passes into the water. The wastes can also make it difficult for an organism to surface and breathe.
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