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What is the role of Ultra-violet (UV) radiation in the water purification system?1. It inactivates, kills the harmful micro-organisms in water.2. It removes all the undesirable odours from the water.3. It quickens the sedimentation of solid particles, removes turbidity and improves the clarity of water. Which of the statement(s) given above is/are correct?

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What is the role of Ultra-violet (UV) radiation in the water purification system?<br />1. It inactivates, kills the harmful micro-organisms in water.<br />2. It removes all the undesirable odours from the water.<br />3. It quickens the sedimentation of solid particles, removes turbidity and improves the clarity of water. Which of the statement(s) given above is/are correct?






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