9700_s03_qp_4

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Unformatted text preview: This document consists of 9 printed pages and 3 blank pages. SP (SM/SLC) S43341/1 © CIE 2003 [Turn over CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Advanced Level BIOLOGY 9700/04 Paper 4 Structured Questions A2 Core May/June 2003 1 hour Candidates answer on the Question Paper. No Additional Materials are required. READ THESE INSTRUCTIONS FIRST Write your Centre number, candidate number and name in the spaces provided at the top of this page. Write in dark blue or black pen in the spaces provided on the Question Paper. You may use a soft pencil for any diagrams, graphs or rough working. Do not use staples, paper clips, highlighters, glue or correction fluid. Answer all questions. The number of marks is given in brackets [ ] at the end of each question or part question. Centre Number Candidate Number Name If you have been given a label, look at the details. If any details are incorrect or missing, please fill in your correct details in the space given at the top of this page. Stick your personal label here, if provided. For Examiner’s Use 1 2 3 4 5 TOTAL 2 9700/04/M/J/03 Answer all the questions. Write your answers in the spaces provided. 1 Fig. 1.1 is a diagram of a palisade cell from a dicotyledonous leaf. Fig. 1.1 cell surface membrane cytoplasm chloroplasts tonoplast vacuole nucleus cell wall 15 µ m For Examiner’s Use 3 9700/04/M/J/03 [Turn over (a) Describe how these cells are arranged in the leaf. .......................................................................................................................................... .......................................................................................................................................... ......................................................................................................................................[2] (b) With reference to Fig. 1.1, explain how the structure of this cell is related to its function in photosynthesis. .......................................................................................................................................... .......................................................................................................................................... .......................................................................................................................................... ......................................................................................................................................[3] For Examiner’s Use 4 9700/04/M/J/03 Fig. 1.2 is a diagram of an electron micrograph of part of a chloroplast showing thylakoid membranes. Fig. 1.2 (c) Describe the role of the thylakoid membrane in photosynthesis....
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9700_s03_qp_4 - This document consists of 9 printed pages...

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