IBO 2010 Korea Theory Answers 2
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Country Code: ___________ Student Code: ___________
Theoretical Test Part B
Answer Key
B1 (2.7 points)
B1.1 (1.5 points = 0.3 × 5)
B1.2 (1.2 points = 0.3 × 4)
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B2. (2.7 points = 0.3 × 9)
a b c d e f
A
B
C
D
B3. (1.5 points = 0.3 × 5)
Organ and tissue Choose from a~e
Brain b
Liver c
Heart muscle e
Skeletal muscle a
Adipose tissue d
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B4. (2.2 points)
B4.1 (1 point)
A B C D E
B4.2 (1.2 points = 0.3 × 4)
Mutant Able to show pattern Unable to show pattern
I
II
III
IV
B5. (1.5 points = 0.5 × 3)
Description True false
I
II
III
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B6. (2 points = 0.5 4)
Description True False
I
II
III
IV
B7. (2 points)
B7.1 (1 points = 0.2 5)
Explanation True false
I
II
III
IV
V
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5
B7.2 (1 point = 0.2 5)
Description True False
I
II
III
IV
V
B8. (1.5 points = 0.5 × 3)
Explanation True False
A
B
C
B9. (2 points)
A B C D E
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B10. (1.5 points = 0.5 × 3)
True False
A √
B √
C √
B11. (2 points)
1.0, 3.5 kb
B12. (1.5 points = 0.5 × 3)
Cellular activity
and response
Graphs
A B C D
I
II
III
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B13. (2 points = 0.5 × 4)
Description True False
I
II
III
IV
B14. (1.5 points = 0.5 × 3)
Description True False
I
II
III
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B15. (3 points)
B15.1 (1.2 points = 0.3 × 4)
Property Prokaryote Eukaryote
I
II
III
IV
B15.2 (1.8 points = 0.3 × 6)
Recombinant gene Cellular location of
expressed proteins
Observed polypeptides
I-II-III D H
I-III B H
II-III A G
III A H
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B16. (1.5 points = 0.5 × 3)
Gene mutation Callus phenotype
A B C D
I
II
III
B17. (2.4 points = 0.4 × 6)
Characterization Cell type (1-6) Initials for this cell type (7-11)
A. Origin of root hairs 1 11
B. Storage parenchyma 2 9
C. Perception of gravity 6 10
D. Origin of lateral roots 4 7
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B18. (1.5 points = 0.5 × 3)
True False
I
II
III
IV
V
B19. (1.8 points = 0.3 × 6)
Function a b c
I
II
III
IV
V
VI
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B20. (2.2 points)
B20.1 (1.2 points = 0.3 × 4)
Labels in
the Figure
Types of joint
A B C
a
b
c
d
B20.2 (1 point = 0.5 × 2)
Function true False
I
II
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B21. (2.4 points = 0.3 × 8)
B21.1 (1.2 points = 0.3 × 4) B21.2 (1.2 points = 0.3 × 4)
Morphological character (1~9) Character in figure (a~g)
3 c
5 a
7 h
9 g
B22. (2 points = 0.5 × 4)
Number in the Graph Heart
E
C
A
D
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B23. (1.5 points = 0.5 × 3)
Explanation True False
A
B
C
B24. (1.8 points = 0.3 × 6)
Symptom Expected Unexpected
A
B
C
D
E
F
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B25. (1.5 points = 0.5 × 3)
Description
Blood vessel
A B C
I
II
III
B26. (3 points)
B26.1 (1 point)
A B C D E
B26.2 (1 point)
A B C D E
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B26.3 (1 point = 0.2 5)
Description True False
I
II
III
IV
V
B27. (3 points)
B27.1 (1 point)
50 m/sec
B27.2 (1 point)
A B C D E
B27.3 (0.5 point)
d
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B27.4 (0.5 point)
a
B28. (2.7 points)
B28.1 (1.8 points = 0.3 × 6)
True False
I
II
III
IV
V
VI
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B28.2 (0.9 point = 0.1 × 9)
Adaptation for flight No adaptation for flight
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
B29. (3 points)
B29.1 (1 point)
112
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B29.2 (1 point = 0.5 2)
(i) 20
(ii) 12.4
B29.3 (1 point)
A B C D E
B30. (2.6 points)
B30.1 (1 point)
A B C D E
B30.2 (1.6 points = 0.4 × 4)
A B C D
4 6 8 5
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B31. (1.5 points = 0.3 × 5)
True False
I
II
III
IV
B32. (2 points = 0.4 × 5)
Mutant Male Female
A
B
C
D
E
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B33. (2.4 points = 0.4 × 6)
True False
I
II
III
IV
V
VI
B34. (3 points)
B34.1 (0.9 point = 0.3 3)
True False
I
II
III
B34.2 (0.8 point)
4
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B34.3 (1.3 points)
20 %
B35. (2 points)
B35.1 (1 point)
A B C D
B35.2 (1 point)
A B C D
Possible
Impossible
B36. (2 points)
B36.1 (1 point)
A B C D E
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B36.2 (1 point)
A B C D E
B37. (2 points)
22 %
B.38 (2 points = 0.4 × 5)
Description True False
A
B
C
D
E
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B39. (3 points)
B39.1 (1 point = 0.2 5)
Required Not required
A
B
C
D
E
B39.2 (1 point)
A B C D E
B39.3 (1 point)
A B C D E
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B40. (2 points)
B40.1 (1 point)
A B C D E
B40.2 (1 point)
A B C D E
B41. (2 points)
B41.1 (1 point)
B 0.25
b 0.75
B41.2 (1 point)
B 0.125
b 0.875
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B42. (2 points = 0.5 × 4)
Small island Large island
Island near mainland S3 S4
Island far from mainland S1 S2
B43. (2 points = 0.5 × 4)
Description True False
I
II
III
IV
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B44. (2.2 points)
B44.1 (1.2 points = 0.3 × 4)
True False
I
II
III
IV
B44.2 (1 point)
2000 g C/m2
B45. (2.8 points)
B45.1 (0.8 point = 0.2 × 4)
True False
I
II
III
IV
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B45.2 (2 points = 0.4 × 5)
Description Gas (a~f)
I c
II a
III e
IV d
V b
B46. (2 points)
49 %
B47. (2 points)
A B C D
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B48. (2 points)
B48.1 (1 point)
A B C D E
(1)
(2)
B48.2 (1 point)
A B C D E
B49. (2 points = 0.4 × 5)
True False
I
II
III
IV
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B50. (1.5 points = 0.3 × 5)
A B C D E
+
B51. (2.4 points)
B51.1 (1.2 points = 0.3 × 4)
En Energy source
Carbon source
Oxidation of inorganic molecules Light
CO2 II I
Organic molecules IV III
B51.2 (1.2 points = 0.3 × 4)
Nutrition mode
nutrition
Organisms
I a f
II e h
III b c
IV d g
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B52. (2 points = 0.5 × 4)
(1) B
(2) D
(3) A
(4) C