Guru Jambheshwar University 2006 Post Graduate Diploma Environment Management Pollution Control and Management - Question Paper
(New Scheme) ENVIRONMENTAL MANAGEMENT PGDEM-04 Pollution Control and Management
Time : 3 Hours Maximum Marks : 100
Note : Attempt Five questions in all, selecting at least one question from each Unit. All questions carry equal marks.
Unit I
1. (a) State the permissible limits of the following in drinking water :
(i) Hardness
(ii) Fluoride
(iii) BOD
(iv) S04
(v) Chloride
(vi) Nitrate
(vii) COD.
(b) Define the following terms :
(i) Disinfection
(ii) BOD
(iii) COD
(iv) Coagulation
(v) Activated Sludge
(vi) Chlorination
(vii) Nitrification
(viii) Fluoridation
(ix) Denitrification.
2. (a) Draw a flow diagram for conversion of waste water into potable water.
(b) Sketch a flow diagram of an activated sludge treatment process.
(c) Write short notes on any two of the following :
(i) Trickling Filter
(ii) Aerated Lagoons
(iii) Rotating Biological Contactors. J-4249 2
3. (a) What are the Indian Standards of the
following parameters for disposal of industrial effluent :
(i) Suspended Solids
(ii) pH
(iii) BOD
(iv) COD
(v) Dissolved Solid
(vi) Ammonical Nitrogen.
(b) How can you encourse water conservation in an Industrial Plant ?
(c) How does segregation reduce the strength of wastewater ?
4. Write short notes on any four of the following :
(a) Dialysis
(b) Neutralization
(c) Reverse Osmosis
(d) Desinfcction
(e) Sources of Hazardous Waste.
J-4249 3 P.T.O.
5. What do you mean by Solid Waste Management ? What methods can be used in solid waste management ?
6. (a) What is an Aerobic Digestion ? Which
gas is produced from anaerobic digestion of solid waste ?
(b) What are the sources of municipal wastes ?
(c) How many types of wastes are produced in an hospital ?
7. Write short notes on the following :
|
(a) |
Electrostatic Precipitation |
|
(b) |
Silencers |
|
(c) |
Fibric Filter |
|
(4) |
Strategies for controlling air pollution. |
|
8. (a) |
Enumerate the strategies for Noise |
|
Pollution Control. | |
|
(b) |
Enumerate the measures to be taken to |
|
minimize vehicular pollution. | |
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J-4249 |
4 700 |
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Attachment: |
| Earning: Approval pending. |
