Biology · 2002 · November · Paper 3 · SL · Question paper
BiologyQuestion paper2002SLNovember
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This question paper is listed under Biology in the 2002 examination archive. Its catalogue level is SL. The catalogue session is November. The information below helps you identify the document before opening the complete PDF. Subject, year and session labels come from the archive catalogue; the original cover remains the reference if a label differs. A file is not automatically suitable for your current syllabus simply because its subject name matches.
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BIOLOGY
STANDARD LEVEL
PAPER 3
Thursday 14 November 2002 (morning)
1 hour 15 minutes
N02/410/S(3)
IB DIPLOMA PROGRAMME
PROGRAMME DU DIPLÔME DU BI
PROGRAMA DEL DIPLOMA DEL BI
c
882-145 22 pages
INSTRUCTIONS TO CANDIDATES
! Write your candidate name and number in the boxes above.
! Do not open this examination paper until instructed to do so.
! Answer all of the questions from three of the Options in the spaces provided. You may continue
your answers in a continuation answer booklet, and indicate the number of booklets used in the
box below. Write your name and candidate number on the fr ont cover of the continuation
answer booklets, and attach them to this question paper using the tag provided.
! At the end of the examination, indicate the letters of the Options answered in the boxes below.
Number
Name
TOTAL
/45
TOTAL
/45
TOTAL
/45
NUMBER OF CONTINUATION
BOOKLETS USED .........
/15/15/15
/15/15/15
/15/15/15
IBCATEAM LEADEREXAMINEROPTIONS ANSWERED
Option A Diet and human nutrition
A1. A recent study of evolutionary aspects of the human diet considered the intake of ascorbic acid and
fat. Fat can be classified as saturated, monouns aturated and polyunsaturated. The graph below is
based on data from three periods of time: hunter-gatherer, agricultural and industrialized.
Energy from fat / %
Total fat
Ascorbic acid
Saturated fat
0
10
30
100
600
Years before present
4 000 000 10 000 200 100 present
Polyunsaturated fat
Ascorbic acid inake / mg day1
40
30
20
10
0
Hunter-gatherer Agricultural Industrial
Period Period Period
[Source: Simopoulos, The Journal of Nutrition, (2001), 131 (115), page 3066S]
[2]
(a) Compare the changes in the intake of saturated fat with polyunsaturated fat among hunter-
gatherer, agricultural and industrial populations over the whole time span.
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[1]
(b) The graph above does not include the third s ource of fat, monounsaturated fat. Using the
given
File information
Subject
Biology
Document type
Question paper
Year
2002
Session
November
Level
SL
Paper
3
Examination zone
Not labelled in the archive
Language
Not labelled in the archive
File size
2.0 MB
Pages
22
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