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Biology · 2018 · November · Paper 3 · HL · Question paper

BiologyQuestion paper2018HLNovember

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This question paper is listed under Biology in the 2018 examination archive. Its catalogue level is HL. 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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40EP01 [Personal identifier removed] Biology Higher level Paper 3 © International Baccalaureate Organization 2018 40 pages 8818 – 6003 Instructions to candidates • Write your session number in the boxes above. • Do not open this examination paper until instructed to do so. • Answers must be written within the answer boxes provided. • A calculator is required for this paper. • The maximum mark for this examination paper is [45 marks]. Section A Questions Answer all questions. 1 – 3 Section B Questions Answer all of the questions from one of the options. Option A — Neurobiology and behaviour 4 – 8 Option B — Biotechnology and bioinformatics 9 – 12 Option C — Ecology and conservation 13 – 17 Option D — Human physiology 18 – 21 1 hour 15 minutes Thursday 15 November 2018 (morning) 40EP02 N18/4/BIOLO/HP3/ENG/TZ0/XX – 2 – Section A Answer all questions. Answers must be written within the answer boxes provided. 1. Measurements of the lung capacity of a student were recorded using a spirometer and displayed with a data logger. Initially the student was at rest, then changed to carrying out strenuous exercise. The results are displayed in the graph. Volume / litres 7 6 5 4 3 2 1 0 0 10 20 30 40 50 60 70 80 90 Time / seconds [Source: © International Baccalaureate Organization 2018] (a) Calculate the ventilation rate at rest, giving the units. [1] .......................................................................... (b) Explain the changes in ventilation after 35 seconds. [2] .......................................................................... .......................................................................... .......................................................................... .......................................................................... (c) Suggest how the total lung volume at rest would differ for a patient with emphysema. [1] .......................................................................... (This question continues on the following page)
File information
Subject
Biology
Document type
Question paper
Year
2018
Session
November
Level
HL
Paper
3
Examination zone
Not labelled in the archive
Language
Not labelled in the archive
File size
3.1 MB
Pages
40
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