R09 - December, 2011 - Regular Examinations - Set - 3.

II B.Tech I Semester Examinations,December 2011
ENVIRONMENTAL STUDIES
Common to ME, CHEM, MEP, AE, ETM, ECE
Time: 3 hours Max Marks: 75
Answer any FIVE Questions
All Questions carry equal marks
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1. Write about the pollutants? [15]
2. Write about subsurface mining? [15]
3. How to carryout the impact assessment study on vegetation and wild life? [15]
4. Write di erent types of ecosystems with diagrams? [15]
5. What are the threats to sustainability? [15]
6. Explain about the aesthetic value of biodiversity? [15]
7. What are the current requirement that should be met before declaring an area in
to a wide life sanctuary or a national park under the forest acts? [15]
8. How human activity has resulted in increased emissions of green house gases? [15]
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