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Centre No. Candidate No.
Paper Reference(s)
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H 5016H/1H
1 H
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Edexcel GCSE
B2 – Topics 1 to 4
5028H/1H
Examiner’s use only
Team Leader’s use only
Additional Science (5016H) Biology (5028H)
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Higher Tier
Monday 2 March 2009 – Morning Time: 30 minutes
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Instructions to Candidates
In the boxes above, write your centre number, candidate number, your surname, initial(s) and signature, and complete the paper reference. Check that you have the correct question paper. Answer ALL the questions. Write your answers in the spaces provided in this question paper. Do not use pencil. Use blue or black ink. Show all stages in any calculations and state the units. Calculators may be used. Include diagrams in your answers where these are helpful.
Information for Candidates
The marks for individual questions and the parts of questions are shown in round brackets: e.g. (2). There are 6 questions in this question paper. The total mark for this paper is 30. There are 12 pages in this question paper. Any blank pages are indicated.
Advice to Candidates
You are reminded of the importance of clear English and careful presentation in your answers.
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1.
The graph shows the average oxygen balance for grass plants in Britain over a 24 hour period (one day) in summer. It shows when oxygen is being given out or being taken in by the plant. amount of oxygen given out 0 amount of oxygen taken in 00:00 midnight 06:00 12:00 midday time in hours (a) State a time when more oxygen is being produced...