Question

B.
1.
2.
Write ‘T' for true and 'F' for false statements :
Wastewater is transparent, colourless and odourless.
Grit and sand settle down under the influence of gravity.
3.
Primary treatment of wastewater is a mechanical process.
4. Septic tanks can be used for crowded cities.
5. Sewage mainly consists of human excreta.​

Answer 1

Answer:

1. False
2. True
3. True
4. True
5. True

Answer 2

Answer:

false

true

true

false

true