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(Department of Agricultural Sciences)
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”.
ASSIGNMENT No. 1
Course: Natural Resource Management (1796) Semester: Autumn, 2011
Level: MSc (Hons) Rural Development Total Marks: 100
Pass Marks: 50
Note: All questions carry equal marks.
Q. 1 Describe the matter and energy resources, its types and concepts in detail. (20)
Q. 2 We live in on a dynamic planet that has a continually changing internal structure and external form. Over billions of years, Earth’s interior has separated into three major, concentric zones which geologists identify as the core, the mantle, and the crust it is form from Earth’s crust, which is still forming in various places, that mineral resources and soil come, as well the elements that make up our bodies and those of other living organisms. Please briefly explain your ideas. (20)
Q. 3 a) What are Earth’s principal types of resources? How can they be depleted or degraded?
b) What are the major types of pollution and how can pollution be controlled?
c) What are the relationships among human population size, resource use, technology, environmental degradation, and pollution? (20)
Q. 4 Write a detailed account on Food Resources. (20)
Q. 5 a) What are the harmful environmental impacts from mining, processing, and using minerals and other crustal resources? (10)
b) How can we make supplies of key minerals last longer by reducing the production of solid waste? (10)
ASSIGNMENT No. 2
Total Marks: 100 Pass Marks: 50
Q. 1 a) How can we reduce erosion and nutrient depletion in topsoil? (10)
b) How is soil degraded by excessive salt buildup (salinization) and water Logging? (10)
Q. 2 a) How much usable fresh water is available for human use, and how much of this supply are we using? (06)
b) What are most serious water resource problems in Pakistan
c) How can water resources be managed to increase the supply and reduce unnecessary waste? (06)
Q. 3 Since Agriculture began, about 10,000 years ago; our activities have reduced earth’s forest cover by at least one third. Forests especially tropical forest are disappearing faster than any other biome as they are cleared for timber, fuel wood, food growing livestock grazing, mining, dam reservoirs and urbanization. Can you identify these problems? Support your answer using the concepts explained in your text book. (20)
Q. 4 Explain in detail:
a) Forests (05)
b) Rangelands (05)
c) Parks (05)
d) Wilderness (05)
Q. 5 How long might various fossil fuels last? How can we reduce their environmental impact? What role should nuclear energy play in future? What should be the energy strategy of Pakistan Pakistan