BASIC COMPUTER CONCEPTS
IMPACT OF COMPUTERS ON WORK ENVIRONMENTS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Pollution can enter the hydrosphere in many different ways. Which statement describes a type of point-source pollution?
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Oil being transported on a ship spills into the ocean.
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Grease from cars washes into a stream along the roadway.
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Litter along beaches gets pulled into the ocean by the tide.
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Rainwater carries chemical fertilizer from land into a stream.
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Explanation:
Detailed explanation-1: -The U.S. Environmental Protection Agency (EPA) defines point source pollution as “any single identifiable source of pollution from which pollutants are discharged, such as a pipe, ditch, ship or factory smokestack.”
Detailed explanation-2: -Examples of point sources include sewage treatment plants; oil refineries; paper and pulp mills; chemical, automobile, and electronics manufacturers; and factories.
Detailed explanation-3: -Dumping waste from a factory into a river can pollute the water supply.
Detailed explanation-4: -Example: A rubber factory eliminates its waste discharge into the nearby water body causing water pollution. Hence, this is an example of a point source of pollution.
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