Loyola College M.Sc. Zoology April 2003 Biophysics Question Paper PDF Download

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LOYOLA  COLLEGE (AUTONOMOUS), CHENNAI-600 034.

M.Sc. DEGREE  EXAMINATION  – ZOOLOGY

second SEMESTER  – APRIL 2003

ZO 2804 / Z  826  biophysics

28.04.2003

1.00 -4.00                                                                                           Max: 100 Marks

 

 

PART – A                                       (10 ´ 2 = 20 Marks)

Answer ALL the questions

 

  1. What is half life period of an isotope.
  2. Define Zero mobility.
  3. Explain Beer -Lambert’s law.
  4. What are a and b rays?
  5. Distinguish centripetal and contrifugal forces.
  6. What is color writing?
  7. What is PH?
  8. Explain Fick’s law.
  9. What is plasmolysis?
  10. Distinguish between absorption and adsorption.

 

PART – B                                           (4´10 =40 Marks)

Answer any four questions

 

  1. Give an account of GM counter and its properties.
  2. Explain any two laws of thermodynamics.
  3. Write in detail the capillary rise method to detect surface tension.
  4. Explain Brownian movement.
  5. Write a paragraph on radioisotopes.
  6. Give an account of Spectrophotometry.

 

PART – C                                       (2 ´ 20 = 40 Marks)

Answer any two questions

 

  1. Write an essay on the properties of plarma membrane.
  2. Give an account of Lasers and their applications.
  3. Explain in detail the osmoiono regulation.
  4. Write an essay on PAGE.

 

 

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