Snab Biology Coursework

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Exemplar Material Unit 6 (6BI06) December 2010 GCE GCE Biology 6BI06/1a/1b Edexcel Limited. Registered in England and Wales No. 4496750 Registered Office: One90 High Holborn, London WC1V 7BH Contents General Points / Introduction (by Principal Examiner) ........................................ 1 Exemplars 1 to 15 (by Principal Examiner) ................................................... 2-32 Unit 6BI06 – Individual Investigation – further exemplification. This document has been compiled in the light of a review of investigations submitted for the first award of this unit in June 2010. It should be read in conjunction with the examiners’ report for 6BI06 – June 2010. The comments here apply to both the externally examined and internally assessed options. This document contains additional comments on each criterion followed by extracts of candidates’ work with examiner’s assessments. General Points This unit seeks to test skills which have been acquired throughout the A‐level course. It is expected that these skills will be developed through use of the core practicals and are closely linked to the requirements of ‘How Science Works’ criteria. Examiners and moderators therefore placed particular emphasis on seeking evidence of these skills in candidates’ reports. It was disappointing to see that evidence for a number of these skills was frequently absent from reports. The most common omissions were; • • Assessment of practical skills (b)(ii) – ‘Identifies and explains possible systematic or random errors in results.’ Analyse and interpret data to provide evidence, recognising correlations and causal relationships (using descriptive statistics such as standard deviation and discussing the problems of correlation and causation as illustrated in Unit
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