GTU BE/B.Tech 2019 Winter Question Papers || Gujarat Technological University
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- I & II (NEW) EXAMINATION — WINTER 2019
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Subject Code: 3110007 Date: 16/01/2020
Subject Name: Environmental Sciences
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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| Q.1 | (a) Enlist various types of environmental pollutions. | 03 |
| (b) List scope & principles of environmental sciences & explain any one in detail. | 04 | |
| (c) Explain the role of various engineering disciplines in environmental protection. | 07 | |
| Q.2 | (a) Explain the effects of turbidity on drinking water quality. | 03 |
| (b) Give the classification of water pollutants. | 04 | |
| (c) Write a short note on Global warming. | 07 | |
| OR | ||
| (c) Write a short note on Acid rain. | 07 | |
| Q.3 | (a) Explain the benefits of Green building. | 03 |
| (b) Give the classification of Air Pollutants. | 04 | |
| (c) Explain the effects of any two air pollutants on human health & properties. | 07 | |
| OR | ||
| Q.3 | (a) Name the organizations involved in Green building rating system. | 03 |
| (b) What is E — waste? Enlist sources of E — waste. | 04 | |
| (c) Difference between Sound & Noise. Discuss sources & effects of Noise pollution. | 07 | |
| Q.4 | (a) Explain examples of paper recycle & reuse. | 03 |
| (b) Define sustainable development. | 04 | |
| (c) Enlist & Explain the factors affecting municipal solid waste generation. | 07 | |
| OR | ||
| Q.4 | (a) Explain examples of plastic recycle & reuse. | 03 |
| (b) Enlist the mitigation measures for climate change. | 04 | |
| (c) Explain need of 4R concept for waste minimization. | 07 | |
| Q.5 | (a) What do you understand by carbon footprint? | 03 |
| (b) Distinguish between primary & Secondary carbon footprint. | 04 | |
| (c) Write a brief note on concept of Green Building. | 07 | |
| OR | ||
| Q.5 | (a) Explain Clean Development Mechanism (CDM) | 03 |
| (b) Explain the effects of Ozone depletion on Human health & plants. | 04 | |
| (c) Write a brief note on concept of Smart City. | 07 |
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