NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF HEALTH SCIENCES
JANUARY/FEBRUARY 2013 EXAMINATION

Time Allowed:                     2Hours

COURSE CODE/TITLE:        NSS 306   Environmental Health.

INSTRUCTION:                    Answer any  4 Questions only.

                1. (a).List Five major components of the Environment. (10 Marks)

                (b). Illustrate the inter-relationship between these components. (15 Marks)

            2. Describe the perceptual dimensions of health and identify the advantages as well as  disadvantages of these dimensions. (25 Marks)

            3. Describe the various methods of municipal solid waste management.  (25 Marks)

            4. (a). List five classes of water pollutants. (10 Marks)

                 (b). Discuss the health implication of water pollutants. (15 Marks)

            5. (a).  What is indoor air pollution? (5 Marks)

                 (b). Enumerate Ten major air pollutants (20 Marks)

             6. Write short notes on the following:

                        (a). Climate Change and Health   (6 Marks)

                        (b). Environmental Hazards. (6 Marks)

                        (c). Environmental Media. (6 Marks)

                        (d). Classification of environmental Health Hazards. (7 Marks)