November key

November key - Biology 12 November 2002 Provincial...

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0211bik - 1 - December 9, 2002 Biology 12 November 2002 Provincial Examination A NSWER K EY / S CORING G UIDE CURRICULUM: Organizers Sub-Organizers 1. Cell Biology 2. Cell Processes and Applications 3. Human Biology A, B, C, D E, F, G, H I, J, K, L, M, N, O, P Part A: Multiple Choice QKC S C O P L O S C O P L O 1. A U 1 1, 2 A1, 3; E1 26. A U 1 3 K1 2. A U 1 1 A1, 3 27. C K 1 3 K2 3. C H 1 1, 2 A2, 3, 1; E1 28. C K 1 3 L1 4. A U 1 1, 2 A1, 3; G3 29. A K 1 3 L1 5. A U 1 1 B1 30. A H 1 3 L1, 7, 8 6. B K 1 1 B3 31. B K 1 3 L2 7. B H 1 1 C1, 5, 2 32. A U 1 3 L4, 5 8. C K 1 1, 3 C5; I2 33. B U 1 3 M4 9. C U 1 1 D2 34. C K 1 3 M2 10. B K 1 2 F1 35. D H 1 3 M3 11. A K 1 2 F2 36. C U 1 3 N2 12. C U 1 2, 3 F4, 5; J11 37. B U 1 3 N5; O4; P6, 10 13. A U 1 2, 3 G1; M3 38. B K 1 3 O1 14. A U 1 2 G1, 3 39. B U 1 3 O2 15. B H 1 2 G6, 7 40. D U 1 3 O2 16. A U 1 2 G3, 6, 7 41. C H 1 3 O3, 1, 2 17. A U 1 2 G6, 7 42. D H 1 3 O4, 5 18. C U 1 2, 3 H6; I2 43. D K 1 3 O4, 2 19. C H 1 2 H6; G7 44. D U 1 3 P1, 3 20. D U 1 2 H6, 1 45. D U 1 3 P2 21. A H 1 3 I5; O2 46. C U 1 3 P4 22. A K 1 3 J5 47. B H 1 3 P5, 6, 1 23. B H 1 3 J5; K1; L7, 8 48. B U 1 3 P6; N5 24. D U 1 3 J9; L8 49. D U 1 3 P7 25. D H 1 3 J12 50. A H 1 3 P11 Multiple Choice = 50 marks
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0211bik - 2 - December 9, 2002 Part B: Written Response QBC S CO PLO 1. 1 K 6 1 A1; B2; C8 2. 2 U 3 1 D5 3. 3 U 4 2 E1 4. 4 U 4 2 H3, 1, 6 5. 5 U 9 3 I1, 2, 4, 5, 7 6. 6 U 5 3, 2 K1, 3, 4, 6; L6; G7 7. 7 H 3 3 J9, 11, 8 8. 8 U 3 3 J12 9. 9 U 6 3 N4 10. 10 K 3 3 O1, 2 11. 11 U 4 3 P9, 10, 12 Written Response = 50 marks Multiple Choice = 50 (50 questions) Written Response = 50 (11 questions) EXAMINATION TOTAL = 100 marks LEGEND: Q = Question Number B = Score Box Number S = Score K = Keyed Response C = Cognitive Level CO = Curriculum Organizer PLO = Prescribed Learning Outcome
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0211bik - 3 - December 9, 2002 PART B: WRITTEN RESPONSE Value: 50 marks Suggested Time: 75 minutes 1. Give two functions of each of the following. water: (2 marks) • solvent • lubricant • hydrolysis • temperature regulator any two for 1 mark each lipids: (2 marks) • digestion of macro molecules • steroids / hormones • membrane component • long-term energy source • thermal insulation as fats • padding for organs as fats • myelin sheath on neurons • specific example (destruction of tadpole tails or webbed fingers in human embryos) • recycle molecular content inside cell any two for 1 mark each lysosome: (2 marks) • intracellular digestion • autolysis / autodigestion • digestion of food vacuoles • digestion of macromolecules • recycle molecular content inside cell • digestion of worn-out cell organelles • hydrolysis of macrophages (granular leukocytes) • specific example (destruction of tadpole tails or webbed fingers in human embryo) any two for 1 mark each
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0211bik - 4 - December 9, 2002 2. Complete the table below by giving three differences between DNA and RNA.
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November key - Biology 12 November 2002 Provincial...

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