Mahatma Gandhi University (MGU) 2012-3rd Sem M.Sc Microbiology , Kottayam - (MODEL ) MB3PGE1- Microbial Diversity And Extremophiles - Question Paper

Mahatma Gandhi University, Kottayam
Third Semester M.Sc.Microbiology exam - 2012
(MODEL ques. PAPER)
MB3PGE1- Microbial Diversity And Extremophiles
Time : three Hrs Weightage: 30
I. Write Notes on Any 5 (Wt: one each)
1. Archaea
2. Halophile
3. Barophile
4. Acidophile
5. Alkaliphile
6. Methanogen
7. Viking Mission
8. Ecological Niche
II Write Short Essay on Any 5 (Wt: two each)
9. Differentiae archaea and eukarya
10. How are archaebacteria classified?
11. Methods used for detection of life in space.
12. Adaptatios of halophiles to life in high salt conditions
13. Search for life on Mars
14. How are Methanogens classified?
15. Soda lakes and deserts
16. Commercial aspects of thermophiles
III ans Any 3 in Detail (Wt: five each)
17. elaborate Extremophiles? elaborate the applications of extremozymes?
18. define the diversity of microorganisms seen in alkaline environment. How are the
organisms adapted to life in the alkaline environment?
19. Differentiate acidophiles from aklaliphiles. define the adaptations these organisms
have to survive in acidic and alkaline environments.
20. Write an essay on microbial diversitiy. elaborate barophiles? How are they adapted to
life under pressure?
21. elaborate aims and objectives of space research? define the Martian environment and
the search for life on Mars.
22. what are on molecular techniques for studying microbial biodiversity.

Earning:   Approval pending.