Tamil University 2007 botany - Question Paper
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SECTION - C
Note: Q Answer any three questions including Question No. 31 which is compulsory.
U) Each question ca/rlei j\ve marks. 3x6*15
29. Give an account of root-canal treatment.
30. Write short note* on viral disease* in man.
31. What are the symptoms of graft rejection ?
32. Mention the uses of recombinant DNA technology.
33. Explain spedatlon.
section-d Note: Q Answer any fu*> questions.
34. Explain the mechanism of breathing.
35. Describe the mechanism of urine formation.
36. Discuss 'Ozone* - a natural sun-block.
37. Explain the important-stages or steps In rearing of chickens.
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