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order outline Summer 2009 GCE GCE O Level biological science (7040) Edexcel Limited. Registered in England and Wales No. 4496750 Registered Off crackpot: One90 High Holborn, capital of the United Kingdom WC1V 7BH i Edexcel is atomic number 53 of the leading examining and accolade bodies in the UK and throughout the world. We provide a wide range of qualifications including academic, vocational, occupational and specific programmes for employers. Through a network of UK and foreign offices, Edexcels centres receive the support they have to help them sustain their education and training programmes to learners. For further breeding please key out our Customer Services on + 44 1204 770 696, or run into our website at www.edexcel.com. Summer 2009 All the genuine in this number is copyright © Edexcel Ltd 2009 ii Contents Page 1. 2.

7040-01 Mark end 7040-02 Mark abstract Section A Section B Section C 1 11 11 18 20 iii 7040 / 01 Paper 1 Mark Scheme June 2009 caput physical body 1 attend (a) service (focusing light) circulation / pumping /eq; breathing / ventilation / remove thorax multitude / eq; Name of muscle ciliated; (heart) (intercostal) Mark 3 3 max (b) contract; lowers / flattens / eq; increase mickle; decrease pressure; (Total 6 marks) Question Number 2 Answer (a) (i) respiration; combustion / burning; decomposition / decomposition reaction / eq; (a) (ii) (b) greenhouse effect / greenhouse gas; worldwide thaw / temperature rise / trap heat /eq; ice caps pass; sea level rise / flooding; injury of habitat; extinc tion/eq / migration/eq; photosynthesis; M! ark 2 max 1 4 max (Total 7 marks) Question Number 3 Answer Red simple center of attention prison cell Guard cell Neurone Root hair cell Mark Cell transport oxygen / eq; unaffixed/close stomata/pores / eq; transmit impulse / eq; drink in water/minerals/named mineral; Function 4 1 (Total 4 marks) 2 Question Number 4 Answer (a) X cytoplasm; Y plasmid / DNA; Mark 2 (b) Activity of bacterium nitrifying Description of activity...If you want to get a full essay, parade it on our website: OrderCustomPaper.com

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