LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION – ZOOLOGY
SECOND SEMESTER – April 2009
UF 28
ZO 2955 / ZO 2954 - RESEARCH METHODOLOGY
Date & Time: 27/04/2009 / 1:00 - 4:00
Dept. No.
Max. : 100 Marks
SECTION A
Answer ALL each in a few sentences:
(10 x 2= 20 Marks)
1. What are various types of objectives in research?
2. Distinguish null hypothesis from alternate hypothesis.
3. Distinguish solvent front from solvent drag.
4. What is meant by LC50 value?
5. Differentiate acclimation from acclimatization.
6. Expand the abbreviations: ICMR, DST, WAIS, DRDO.
7. Differentiate biased from unbiased data.
8. What is peer-reviewed publication?
9. What is meant by citation index?
10. Define the term mean and standard deviation .
SECTION B
Answer any FOUR of the following:
(4 x 10 = 40 Marks)
11. Classify types of research in biological sciences.
12. Give an account of factors related to ethics in research.
13. X value refers to the fat level in fishes under stress of cadmiu; whereas Y value
refers to the fat level in the same species of fishes under stress of mercury.
Verify by applying student ‘t’ test, whether there is significant difference
between the paired observations provided below.
a. X 12 18 16 15 12 10 20 17
b. Y 6 10 9 8 9 8 12 10
(Table value at 0.05 level of significance with df 18 is 4.03).
14. Summarise the procedure of Probit analysis.
15. Explain any two types of funding agencies in India.
16. Write an essay on good laboratory practices.
17. Write the principle and procedure for thin layer chromatography.
SECTION C
Answer any TWO of the following:
(2 x 20= 40 Marks)
18. Describe in detail research process with a flow chart.
19. Write a detailed account on preparation of a manuscript for publication.
20. Write an essay on electronic tools in collection literature for research.
21. Describe the principle and procedure for SDS PAGE.
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