M.Sc. DEGREE EXAMINATION, FEBRUARY 2018.
Fourth Semester
Botany
Paper I PLANT BIOTECHNOLOGY
2 1721141
Time 3 Hours Max. Marks 70
PART — A
Answer any SIX of the following short note questions.
5 30 Marks)
1. Totipotency.
2. Synthetic seeds.
3. Microinjection.
4. Reporter genes.
5. RFLP.
6. Applications of QTL.
7. IPR issues.
8. Classification of Bt genes.
PART — B
Answer all FOUR of the following essay questions.
10 40 Marks)
9. How do you organize a plant tissue culture laboratory?
Or
Describe protoplast culture.
10. How do you produce transgenic plants?
Or
Agro bacterium is a natural genetic engineer comment.

11. Describe DNA polymorphism and different types of molecular markers.
Or
Explain the role of marker assisted selection in crop improvement
programmes.
12. How do you produce transgenic crops for abiotic stress tolerance?
Or
Describe the ethical issues involved in plant biotechnology.
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