N A L A N D A O P E N U N I V E R S I T Y
M.Sc. Zoology, Part-II
PAPER-IX
(Quantitative Biology Microbiology)
Annual Examination, 2016
Time: 3 Hours. Full Marks: 80
Answer five questions in all, selecting at least Two Questions from each Group.
All Questions carry equal marks.
GROUP
1. What do you mean by correlation coefficient? Describe different types of correlation.
2. Describe different types of regression.
3. Define variance and standard deviation and discuss their computations from ungrouped scores
of a sample.
4. Define harmonic and geometric mean and discuss their merits and demerits.
5. Write notes on any Two of the following:—
Normal distribution
Standard error
Error of inference
Rank's correlation
GROUP
6. Describe the role of microbes in improvement of soil and in dairy industries.
7. Describe the structure, pathogenesis and mode of infection of HIV infection.
8. Write an essay on Host microbes interaction.
9. Give an account of elementary ideas of Bioinformatics.
10. Write notes on any Two of the following:—
Homology and Analogy
Nitrogen fixation
Alcoholic fermentation
Single cell propein