Candidate
Centre Number Number
Candidate Name
International General Certificate of Secondary Education
UNIVERSITY OF CAMBRIDGE LOCAL EXAMINATIONS SYNDICATE
BIOLOGY 0610/5
PAPER 5 Practical Test
OCTOBER/NOVEMBER SESSION 2001 1 hour
Candidates answer on the question paper.
Additional materials:
As listed in Instructions to Supervisors
TIME 1 hour
INSTRUCTIONS TO CANDIDATES
Write your name, Centre number and candidate number in the spaces at the top of this page.
Answer all questions.
Write your answers in the spaces provided on the question paper.
Use a sharp pencil for your drawings. Coloured pencils or crayons should not be used.
INFORMATION FOR CANDIDATES
The intended number of marks is given in brackets [ ] at the end of each question or part question.
FOR EXAMINER’S USE
TOTAL
This question paper consists of 5 printed pages, 2 blank pages and a Supervisor’s Report.
SB (CW) S06766/4
© UCLES 2001 [Turn over
2 For
Examiner’s
Use
1 You are provided with a slice of potato tuber and two liquids, A and B, in labelled tubes. On
the surface provided, cut two strips of potato, at least 40 mm long and approximately 5 mm
wide. Place one strip in each of the liquids A and B. Leave the strips, covered by the liquids,
for at least 20 minutes. During the 20 minutes, continue with (a) and (b) below.
(a) (i) Use a dropper to remove a sample of each liquid, A and B, from the tubes
containing the potato strips. Carry out a Benedict’s test on each sample. Complete
the table below.
liquid observation conclusion
B
[4]
(ii) Describe how you carried out the test.
...................................................................................................................................
...................................................................................................................................
...................................................................................................................................
...................................................................................................................................
...............................................................................................................................[3]
(b) The cells of a potato contain starch.
(i) Describe how you would test a piece of a potato for starch, and state what
observation you would expect to make.
test ............................................................................................................................
observation ...........................................................................................................[2]
(ii) State two functions of starch in potato tuber cells.
1. ...............................................................................................................................
...................................................................................................................................
2. ...............................................................................................................................
...............................................................................................................................[2]
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3 For
Examiner’s
Use
(c) After the 20 minutes, remove both strips of potato from the liquids. Use your fingers to
feel the surface and the stiffness of the strips. Complete the table below to describe the
results for the strip in liquid A and in liquid B.
liquid feel of surface stiffness
B
[4]
(d) Use your conclusions from (a) to explain your observations about the stiffness of the
strips.
..........................................................................................................................................
..........................................................................................................................................
..........................................................................................................................................
..........................................................................................................................................
..........................................................................................................................................
..........................................................................................................................................
......................................................................................................................................[5]
[Total : 20]
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4 For
Examiner’s
Use
2 You are provided with specimen W1.
(a) (i) Describe one visible feature of W1 that is a characteristic of both fish and reptiles,
but not of amphibians or mammals.
...............................................................................................................................[1]
(ii) List three other visible features of W1 that indicate that it is a fish.
1. ...............................................................................................................................
2. ...............................................................................................................................
3. ...........................................................................................................................[3]
(b) Place W1 on its side. Lift the operculum (gill cover) so that you can see the gills.
(i) Suggest one function of the operculum.
...............................................................................................................................[1]
(ii) In the space below, make a large, labelled drawing of the head of the fish, to
include the mouth and operculum.
[7]
[Total : 12]
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5 For
Examiner’s
Use
3 You are provided with two leaves, W2 and W3.
(a) The upper surface of W2 appears a darker green than the lower surface.
(i) Explain this difference in appearance with reference to the internal structure of the
leaf.
...................................................................................................................................
...............................................................................................................................[1]
(ii) How might this difference in internal leaf structure be an advantage to the plant?
...................................................................................................................................
...................................................................................................................................
...............................................................................................................................[2]
(iii) Complete the table below to describe two other visible differences between the
upper and lower surfaces of W2.
upper surface of W2 lower surface of W2
[2]
(b) Complete the table below to describe three visible differences between W2 and W3.
W2 W3
[3]
[Total : 8]
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6
BLANK PAGE
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7
BLANK PAGE
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8
SUPERVISOR’S REPORT
*The Supervisor or Teacher responsible for the subject is asked to answer the following questions.
1 Was any difficulty experienced in providing the necessary material? If so, give brief details.
2 Did the candidate experience any difficulty during the examination as a result of faulty material? If
so, give brief details.
3 Did the candidate suffer any accidents with apparatus or materials? If so, give brief details.
4 Please state any other information that is likely to assist the Examiner, especially if this cannot
readily be discovered from the answers.
5 Please identify W2. ...........................................................................................................................
Please describe the visible differences, apart from colour, between upper and lower surfaces of
W2.
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
..........................................................................................................................................................
The preparation of the practical examination has been carried out so as to fully maintain the
security of the examination.
Signed .....................................................................
Name (in block capitals) .....................................................................
*Information that applies to all candidates need be given only once.
N.B. If scripts are required by CIE to be despatched in more than one envelope, it is essential that a
copy of the relevant Supervisor’s Results (when requested), the Supervisor’s Report and the
appropriate seating plan are sent inside each envelope.
0610/5 Nov01
