B.Tech - II Year - ll Semester Examinations May/June 2016 Question Paper

B.Tech II Year ll Semester (R13) Regular & Supplementary Examinations May/June 2016

ENVIRONMENTAL SCIENCE

(Common to CE, ME, ECE and EIE)

PART A

Answer the following (10 X 02 = 20 Marks)

(a) What are point and non-point sources of pollution?

(b) What is meant by Ecomark Give its symbol.

(c) When the groundwater withdrawal is more than its recharge rate, what effect will happen? What is the correct to use this whole process?

(d) Define biome. Give example.?

(e) What do you mean by the term hotspots of biodiversity? Which hotspots found in India?

(f) How Noise pollution can be minimized in today's society?

(g) Write a note on Bhopal gas tragedy.

(h) What is JFM? Write its significance.

(i) Why it is not possible to rely on symptoms to know whether someone is infected with HIV?

(j) Define zero population growth and give any four parameters for analyzing population growth?

PART B

(Answer all five units, 5 x 10  = 50 Marks)

UNIT 1

2. What are the major causes for conflicts over water? Discuss with the help of a case study, on the effects of big dams on forests and the tribals?

(OR)

3. List out the renewable energy sources and explain any two, which could serve as solution for future
energy needs.?

UNIT 2

4. Mention any five values of Biodiversity, where you feel it is highly important to the ecosystem?

(OR)

5. Write a short a note on Ex-situ and In-situ conservation?

UNIT 3

6. Discuss briefly the effect of air pollution on human health and vegetation

(OR)

7. Write a short note on Tsunami and Flood and explain with a recent case study of the both.?

UNIT 4

8. Discuss the traditional and modern rain water harvesting techniques

(OR)

9 (a) Explain "The Water (Prevention and Control of Pollution) Act?

(b) Describe the functions of Pollution Control Board in industrial regulations?

UNIT 5

10. Explain in detail about HIV/AIDS mode of its spread and its effects on environment and briefly discuss about the current status of HIV / ADS

(OR)

11. Enumerate the role of information technology in environment and human health.?