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KEY AND SCORING GUIDE
BIOLOGY 12
PROVINCIAL EXAMINATION
JANUARY 1994
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View Full Document BIOLOGY 12 PROVINCIAL EXAMINATION – JANUARY 1994
KEY AND SCORING GUIDE
 1 
6/26/96
TOPICS
CORE:
1.
Methods and Principles
2.
Cells
3.
Humans
OPTIONS:
4.
Section I:
Immunology
(Choose
TWO
of six)
5.
Section II:
Skeletal System and Muscles
6.
Section III:
Reproduction and Embryology
7.
Section IV:
Genetic Disorders and Engineering
8.
Section V:
Cancer
9.
Section VI:
Sensory Receptors
MULTIPLECHOICE
Q
C
T
K
S
CGR
Q
C
T
K
S
K
1
A
1
I 3
27.
U
3
B
1
IX F 3
H
1
D
1
I 5
28.
U
3
D
1
IX F 6
K
2
D
1
IV B 1
29.
U
3
B
1
IX C 4
K
2
B
1
IV B 1
30.
H
3
A
1
IX C 1
K
2
C
1
III D 2
31.
H
3
C
1
IX F 9
K
2
D
1
III C 4
32.
K
3
B
1
XI A 4
H
2
A
1
V A 3
33.
U
3
C
1
XI D 1
U
2
D
1
III C 11
34.
U
3
C
1
XI B 1
U
2
A
1
III C 5
35.
H
3
C
1
XI B 2
10.
H
2
D
1
IV B 1
36.
H
3
D
1
XI C 1
11.
H
2
B
1
III C 1
37.
K
3
D
1
X B 3
12.
U
2
A
1
V D 3
38.
U
3
C
1
X D 3
13.
U
2
B
1
V D 4
39.
U
3
C
1
X C 1
14.
H
2
D
1
V B 5
40.
U
3
C
1
X A 2, C 1
15.
U
2
B
1
VI C 2
41.
U
3
D
1
X E 1
16.
U
2
C
1
VI D 1
42.
U
3
D
1
X E 2
17.
K
3
D
1
VII 1
43.
H
3
C
1
X B 1
18.
K
3
A
1
VIII A 5
44.
K
3
D
1
XI E 2
19.
K
3
C
1
VIII A 3
45.
H
3
C
1
XI H 1
20.
U
3
D
1
VIII A 2
46.
K
3
D
1
XI G 1
21.
H
3
B
1
VIII A 2
47.
K
3
D
1
XII C 1
22.
H
3
C
1
VIII A 10
48.
U
3
B
1
XII C 1
23.
K
3
B
1
IX B 2
49.
H
3
C
1
XII C 1
24.
U
3
A
1
IX F 4
50.
K
3
D
1
XII C 1
25.
K
3
B
1
IX A 1
51.
U
3
D
1
XII C 1
26.
U
3
C
1
IX B 1
52.
U
3
B
1
VIII A 10
Multiplechoice total = 52
NOTE:
Q = Question number;
B = Box number;
C = Cognitive level;
T = Topic;
S = Score
CGR = Curriculum Guide Reference, K Keyed response
 2 
6/26/96
WRITTENRESPONSE
Q
B
C
T
S
CGR
1
1
U
2
4
IV A 2,B 1
2
2
U
2
4
III D 2, IV B 4,1
3
3
K
2
3
III E 1,2,3,4
4
4
U
2
3
VI C 1,3, D 1
5
5
K
3
2
VIII A 7
66
U
3
6X
A
1
7
7
K/U
3
6
XI H 1
Core written–response total = 28
OPTIONS – Score only 2 out of 6 boxes (sections) from box 9 to box 14.
Q
B
C
T
S
Section I
1  3
8
K/U
4
10
Option I
Section II
1  3
9
K/U
5
10
Option II
Section III
1  3
10
K/U
6
10
Option III
Section IV
1  3
11
K/U
7
10
Option IV
Section V
1  3
12
K/U
8
10
Option V
Section VI
1  3
13
K/U
9
10
Option VI
Option Section written–response total = 20 (2 x 10)
Multiple–choice total =
52 (52 questions)
Written–response total =
48 (5 questions and 2 option sections)
EXAM TOTAL =
100
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View Full Document  3 
6/26/96
PART B:
WRITTENRESPONSE QUESTIONS (28 marks)
Use the following diagram to answer question 1.
distilled
water at
37
°
C
mixture of
starch solution
& amylase
membrane
1.
A student set up the experiment illustrated above and kept it at
37
o
C.
After five minutes, the distilled
water in the beaker was tested and found to contain a
sugar but no starch.
a) What had occurred inside the tube?
(1 mark)
 amylase has digested starch to a sugar
b) What statement can you make about the permeability of the membrane?
(1 mark)
 membrane is selectively permeable to sugars but not to starch
 starch molecule is too large to pass through the membrane
}
any one for
1 mark
c) An identical experiment was set up and kept at
5
o
C.
After five minutes, how would the amount of
sugar found in the water differ between the two beakers?
Explain your answer.
(2 marks)
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This note was uploaded on 05/27/2008 for the course CHEM 110 taught by Professor All during the Spring '08 term at The University of British Columbia.
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