Consider the following statements about the Water (Prevention and Control of Pollution) Act,1974:
1. The act defined terms like pollution, sewage effluent, trade effluent, stream, and boards.
2. It authorizes Central Pollution Control Board and State Pollution Control Board to implement the work for the objectives of the Act.
3. The Act provides for maintenance and restoration of quality of all types of surface and groundwater.
Which of the statements given above is/are correct?
1
1 only
2
2 and 3
3
3 only
4
1, 2 and 3