Which of the following preventive measures must be taken to control water pollution?
Answer & explanation
Correct answer: option 4
The correct answer is option 4. All of these
Laws for industrial units should be strictly implemented so that polluted water is not disposed off directly into rivers and lakes.
Water treatment plants should be installed in all industrial areas.
At our individual levels we should consciously save water and not waste it. Reduce, reuse and recycle should be our mantra.