1) Describe the purpose of sedimentation tanks in detail.
2) Describe in detail about rotating biological contactor.
3) prepare down the qualities of natural water.
4) Describe demineralisers in detail and prepare down its uses?
5) prepare in detail about organizational problem?
6) What do you understand by field visits?
7) Describe domestic and industrial water treatment with a appropriate ex.
8) prepare a detailed note on:
(a) Chemical dosing tank and
(b) Filter beds.