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Name
Reg No

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
07 THRISSUR CLUSTER
SECOND SEMESTER M.TECH. DEGREE EXAMINATION APRIL 2018
Chemical Engineering
Process Control
07CH 6128 ENVIRONMENTAL ENGINEERING AND MANAGEMENT
Time 3 hours Max.Marks: 60
Answer all six questions. Part of each question is compulsory.
Answer either part or part of each question
Q.no. Module 1 Marks
1a What is the role of grit chamber in waste water treatment? What all parameters
are to be considered while designing a grit chamber?
4
Answer b or c
b What are the methods available for anaerobic treatment of wastewater?
Analyse its limitations
5
c Discuss the methods used for sludge treatment and disposal 5
Q.no. Module 2 Marks
2a Discuss the concept of Zero discharge systems 4
Answer b or c
b With a neat schematic diagram explain the processes used for municipal
waste water treatment
5
c Discuss the concept of common effluent treatment plant. Discuss its merits
and demerits
5
Q.no. Module 3 Marks
3a What is meant by a stable atmosphere? What is the effect of atmospheric
stability on dispersion of gas pollutants
4
Answer b or c
b What are the major gas pollutants? Discuss the sources, effects and
controlling methods for any two major gas pollutants
5
c Analyse the working of any two particulate emission control equipments 5
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Q.no. Module 4 Marks
4a What are the major pollutants from a metal finishing industry? How are they
controlled?
4
Answer b or c
b Discuss the characteristics of wastewater from a pulp and paper industry. Also
suggest a treatment scheme for treating the same.
5
c Discuss the source of pollution from a fertilizer industry? How it can be
controlled?
5
Q.no. Module 5 Marks
5a Solid waste management is a headache for the local authorities. What you
think are the reasons and give suggestions for solving the same
5
Answer b or c
b Define hazardous waste? Discuss in detail any two disposal methods used for
hazardous wastes
7
c Discuss the classification and characteristics of solid wastes 7
Q.no. Module 6 Marks
6a Waste minimisation and recycling are considered to be the best method for
managing wastes. Give your comments. Also discuss the methods used for
the same
5
Answer b or c
b What is meant by Environmental Impact Assessment? Discuss the steps
involved and methods employed for EIA
7
c What is Environmental Management system (EMS). Discuss the costs and
benefits of EMS
7