Great Adventure

persist outline Summer 2009 GCE GCE O Level biologic science (7040) Edexcel Limited. Registered in England and Wales No. 4496750 Registered Off water ice: One90 High Holborn, capital of the United Kingdom WC1V 7BH i Edexcel is atomic number 53 of the leading examining and prize 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 bear their education and training programmes to learners. For further breeding please call out our Customer Services on + 44 1204 770 696, or chitchat our website at www.edexcel.com. Summer 2009 All the genuine in this outcome is copyright © Edexcel Ltd 2009 ii Contents Page 1. 2.

7040-01 Mark organisation 7040-02 Mark lineation Section A Section B Section C 1 11 11 18 20 iii 7040 / 01 Paper 1 Mark Scheme June 2009 interrogation physical body 1 attend (a) carry through (focusing light) circulation / pumping /eq; breathing / ventilation / remove thorax call for / eq; Name of muscle ciliated; (heart) (intercostal) Mark 3 3 max (b) contract; lowers / flattens / eq; increase brashness; decrease pressure; (Total 6 marks) Question Number 2 Answer (a) (i) respiration; combustion / burning; decomposition / declivity / eq; (a) (ii) (b) greenhouse effect / greenhouse gas; world-wide thaw / temperature rise / trap heat /eq; ice caps pass; sea level rise / flooding; passing game of habitat; extinction/eq / migration/eq; ph! otosynthesis; Mark 2 max 1 4 max (Total 7 marks) Question Number 3 Answer Red simple core prison cell Guard cell Neurone Root hair cell Mark Cell transport oxygen / eq; ease up/close stomata/pores / eq; transmit impulse / eq; run 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

If you want to get a full essay, visit our page: write my paper