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Liquid Waste Management Question Paper

Liquid Waste Management 

Course: Environmental Science (Science)

Institution: Kakamega Medical Training Centre question papers

Exam Year:2012



KENYA MEDICAL TRAINING COLLEGE-KAKAMEGA

DEPARTMENT OF ENVIRONMENTAL HEALTH SCIENCES

LIQUID WASTE MANAGEMENT
a) State four (4) reasons why preliminary treatment of sewage is important (4 marks)
b)Explain the three main methods used in the treatment of sludge in sewage treatment (6 marks)
(c) Why is it important to do BOD test in sewage treatment? Give three (3) reasons (6 marks)
(d) Explain the reason why industrial sewage should undergo pre-treatment before it is discharged into public sewers (4 marks)






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