Question

B.
State true or false for the following statements.
1. By-products of waste water treatment are sludge and biogas.
2. We should alvvays d'efecate in the open.
3. Waste water is treated in a sewage treatment plant.
4. The biogas produced is used as a source of energy.
5. Untreated human excreta is a health hazard.​

Answer 1

Answer:

1. False

2.False

3.False

4.true

3.False

Answer 2

Answer:

1) true

2) false

3)true

4)true

5)true