Q5 of 5 Page 18

How can water be purified? 

1. Candle filter is used for water purification 2. Traditional method of water filtration is boiling 3. Chlorination is the chemical method of purification of water 4. through the process of reverse osmosis water can be purified

More from this chapter

All 5 →
1 Define a) Pollution b) Green house effect  c) Acid rain  d) Potable water 2 How does air get polluted?  3 Describe the harmful affects of a) Air pollution  b) Acid rain  c) Ozone depletion 4 State the three character of drinking water