New RBI Grade B 2025 Notification will come Soon! Enroll Here

    Question

    Primary pollutants are pollutants that are emitted

    directly from a source, such as smokestacks of power plants and manufacturing facilities. What are secondary pollutants?
    A Pollutants that are not harmful to the environment Correct Answer Incorrect Answer
    B Pollutants formed when other pollutants react with each other Correct Answer Incorrect Answer
    C Pollutants emitted directly from natural sources Correct Answer Incorrect Answer
    D Pollutants found only in water bodies Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Secondary pollutants are not emitted directly from a source; they form when primary pollutants react with other substances. Examples include photochemical smog and ground-level ozone.

    Practice Next