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1422-Environmental Pollution

ALLAMA IQBAL OPEN UNIVERSITY, ISLAMABAD
(Department of Environmental Science)



WARNING
1.         PLAGIARISM OR HIRING OF GHOST WRITER(S) FOR SOLVING THE ASSIGNMENT(S) WILL DEBAR THE STUDENT FROM AWARD OF DEGREE/CERTIFICATE, IF FOUND AT ANY STAGE.
2.         SUBMITTING ASSIGNMENTS BORROWED OR STOLEN FROM OTHER(S) AS ONE’S OWN WILL BE PENALIZED AS DEFINED IN “AIOU PLAGIARISM POLICY”.

Course: Environmental Pollution (1422)                          Semester: Autumn, 2010
Level: BA (General)                                                                      Total Marks: 100
                                                                                                          Pass Marks: 40

ASSIGNMENT No. 1

(Units: 1–4)

Note:    Attempt five questions. All questions carry equal marks.

Q. 1      Define the term environment and explain Atmosphere, Hydrosphere, Lithosphere and Biosphere as components of environment.                                                                                               (20)

Q. 2      Define the concept of environmental pollution in your own words and explain the different types of pollution.          (20)

Q. 3      Discuss the various types of air pollutants and the possible impacts on human and environment in your words.        (20)

Q. 4      What do you know about the nature and the development of Acid Rain, describe the effects of acid deposition in your own words.                                                                                                 (20)

Q. 5      Write short notes on the following:                                                                (20)
            a)      Sources of air pollutants
            b)      Structure of atmosphere
            c)      Indoor air pollution
            d)      Air pollution control strategies
            e)      Green House Effect



ASSIGNMENT No. 2
(Units: 5–9)

Note:    Attempt five questions. All questions carry equal marks.

Q. 1      Explain the formation and breakdown of the Ozone Shield/Layer in your own words.         (20)

Q. 2      Explain the term “Soil erosion”. Discuss the causes and measures to control soil erosion in your own words.           (20)

Q. 3      Describe in detail the major types and effects of water pollution in your own words.          (20)

Q. 4         Define soil pollution and explain factors responsible for soil pollution. Also enlist some solution for soil pollution problems.                                                                                                    (20)

Q. 5      Describe the following terms in brief:                                                            (20)
            a)      Sources of Noise Pollution
            b)      Hydrological cycle in nature
            c)      Concept of solid waste management
            d)      Water Logging and Salinity
            e)      Global Warming
        

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