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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
P.G. DEGREE EXAMINATION – COMMON PAPER
THIRD SEMESTER – November 2008
CH 3925 – SCIENCE AND SOCIETY
Date : 12-11-08 Dept. No. Max. : 100 Marks
Time : 9:00 – 12:00
PART – A
Answer the following: (10 x 2 = 20 marks)
- How is science useful to the society?
- What are the differences between technology and science?
- What is entropy? What is its significance?
- Why should a scientist be cautious while publishing scientific results?
- What is meant by cost-effective research?
- Mention one advantage and disadvantage of using internet to obtain scientific information.
- Examine the use of solar energy for cooking.
- What is meant by genetic engineering?
- What is a nuclear fission reaction? What is its significance?
- Write notes on global warming.
PART- B
Answer any EIGHT of the following: [300 words] (8 x 5 = 40 marks)
- What is meant by transfer of technology and transformation of technology? Explain with examples.
- Why are some technical revolutions not reaching all parts of the world?
- Why should a researcher have social concern?
- Write a note on contradictions between scientists and religious sentiments in history and at present.
- What are the tests to be carried out on a new drug, before introducing it for human use?
- Analyze the pros and cons of any one entertainment source (like TV) which is popular among the students.
- How is energy sources classified?
- What is ‘green-house effect’? Mention its significance and consequences.
- What are the successes and threats of information technology?
- What is Biotechnology? What are its promises?
- Explain recent changes/ advances in teaching methods due to scientific developments.
- Explain some cultural changes taken place due to the development of science and technology.
PART – C
Answer any FOUR of the following: [600 words] (4 x 10 = 40 marks)
- Discus the qualities to be found (i) in a good research problem (ii) in a good researcher.
- Explain three methods of generating electricity, analyzing advantages/ disadvantages of each method.
- How has the improvement of transport system changed the society?
- Discus the pros and cons of using chemicals in cosmetics.
- Write an essay on development in agricultural science with special reference to soil analysis, use of fertilizes and pesticides.
- ‘Faith in God is unnecessary in this scientific world’ – examine this statement using examples and case studies.