What is the role of Ultraviolet (UV) radiation in the water purification systems? |
1. It inactivates /kills the harmful microorganisms in water. |
2. It removes all the undesirable odours from the water. |
3. It quickens the sedimentation of solid particles, removesturbidity and improves the clarity of water. |
Which of the statement(s) given above is/are correct? |
A) Only 1
B) 2 and 3
C) 1 and 3
D) All of these
Correct Answer: A
Solution :
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