The term “water-pollution” can be defined in several ways. Which of the following statements does not give the correct definition?

Question:The term “water-pollution” can be defined in several ways. Which of the following statements does not give the correct definition?

1.The addition of undesirable substances to water bodies

2.The removal of desirable substances from water bodies

3.A change in pressure of the water bodies

4. A change in temperature of the water bodies


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