w w ap eP m e tr .X w UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS for the guidance of teachers 0654 CO-ORDINATED SCIENCES 0654/01 Paper 1 (Multiple Choice), maximum raw mark 40 Mark schemes must be read in conjunction with the question papers and the report on the examination. • CIE will not enter into discussions or correspondence in connection with these mark schemes. CIE is publishing the mark schemes for the May/June 2009 question papers for most IGCSE, GCE Advanced Level and Advanced Subsidiary Level syllabuses and some Ordinary Level syllabuses. om .c MARK SCHEME for the May/June 2009 question paper s er International General Certificate of Secondary Education Page 2 Mark Scheme: Teachers’ version IGCSE – May/June 2009 Syllabus 0654 Question Number Key Question Number Key 1 2 C B 21 22 B A 3 4 5 B D D 23 24 25 A D B 6 7 C B 26 27 C B 8 9 10 B D D 28 29 30 B A B 11 12 A A 31 32 C A 13 14 15 D C C 33 34 35 A D D 16 17 D A 36 37 B A 18 19 20 A C B 38 39 40 B D C © UCLES 2009 Paper 01