August Key

August Key - Biology 12 August 2003 Provincial Examination...

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038bik - 1 - September 3, 2003 Biology 12 August 2003 Provincial Examination A NSWER K EY / S CORING G UIDE C URRICULUM : 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 QKCS C O PLO Q K C S CO PLO 1. B K 1 1 A1; C1 26. A U 1 3 K1 2. B U 1 1 A1, 2, 3 27. A U 1 3 K1; J6, 4 3. A U 1 1 B3; C9 28. A U 1 3 K3; N2 4. C K 1 1 C3 29. C U 1 3 L2, 1 5. B H 1 1 C5, 6 30. A K 1 3 L3, 1 6. D K 1 1 C10 31. C U 1 3 L4, 5 7. D K 1 1 D1 32. C H 1 3 M1, 2, 5 8. A U 1 1 D1, 2 33. A H 1 3 M3 9. C U 1 1 D1, 2 34. C H 1 3 M3, 5 10. D H 1 1 D1 35. B K 1 3 M7 11. C H 1 2 F1 36. A K 1 3 M4, 3 12. B K 1 2 F4 37. C U 1 3 O1, 2 13. C U 1 2 H1, 6 38. D U 1 3 O2 14. D K 1 2 H1, 4 39. A K 1 3 O1 15. C K 1 3 I1; L1 40. A U 1 3 O1, 2 16. B K 1 3 I1, 10 41. A U 1 3 O2 17. D H 1 3, 2 I2; G7; J2 42. A K 1 3 O4 18. A K 1 3, 1 I2, 4; C1 43. D U 1 3 P1, 2 19. B K 1 3, 1 I2, 4; B3 44. B U 1 3 P1, 5 20. C U 1 3 I5 45. D K 1 3 P1 21. A U 1 3 I6, 1 46. D K 1 3 P1 22. B U 1 3 I3 47. D K 1 3 P1 23. C H 1 3 J1 48. A U 1 3 P7 24. B U 1 3 J2 49. B H 1 3 P7, 10 25. B U 1 3 J12, 7; O2 50. C H 1 3 P10 Multiple Choice = 50 marks
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038bik - 2 - September 3, 2003 Part B: Written Response QBCS CO PLO 1. 1 K 4 1, 2 A1, 2, 3; E1 2. 2 U 3 1 B1 3. 3 K 4 2 E1 4. 4 U 7 2 G2, 3, 4, 6 5. 5 U 4 2 H1, 3 6. 6 U 4 3 I9 7. 7 U 3 3 J8 8. 8 K 4 3 K2 9. 9 U 5 3 L7, 8 10. 10 U 6 3 N2, 3 11. 11 H 4 3 O5 12. 12 U 2 3 P9 Written Response = 50 marks Multiple Choice = 50 (50 questions) Written Response = 50 (12 questions) E XAMINATION T OTAL = 100 marks L EGEND : 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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038bik - 3 - September 3, 2003 PART B: WRITTEN RESPONSE Value: 50 marks Suggested Time: 75 minutes Use the following diagram to answer question 1. X Y 1. Name structures X and Y and explain how each functions in protein synthesis. (4 marks: 1 mark each for structure; 1 mark each for function) structure X : name: • nucleus • nucleoplasm either one for 1 mark function: • The nucleus is the site of production of mRNA (or transcription). • It contains DNA which contains the code for amino acid sequence in protein. • DNA code is transcribed into codons or mRNA or amino acid sequence. any one for 1 mark structure Y : name: nucleolus (1 mark) function: • The nucleolus is the site of the production of rRNA. • The nucleolus forms ribosomal subunits. • Ribosomes are the site of protein synthesis. • The nucleolus produces ribosomes. any one for 1 mark
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038bik - 4 - September 3, 2003 2. Draw a diagram showing the bonding between water molecules and explain how the structure of the water molecules allows these bonds to form. (You may use a pencil for your diagram.) (3 marks: 1 mark for diagram; 2 marks for explanation) H O H H O H + + + + (1 mark for diagram) • Water molecules are polar.
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August Key - Biology 12 August 2003 Provincial Examination...

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