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Jan 2007 Question Paper | Conservation Biology | Test (Assessment)

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Surname Centre No. Initial(s) Paper Reference 6 4 7 4 Candidate No. 0 1 Signature Paper Reference(s) 6474/01 Examiner’s use only Edexcel GCE Team Leader’s use only Geography B Advanced Unit 4: Global Challenge Wednesday 24 January 2007 – Afternoon Time: 2 hours Question Leave Number Blank Section A 1 2 3 Section B Materials required for examination Nil Items included with question papers Resource Booklet 4 5 6 Section C 7 Instructions to Candidates In the boxes above, write y
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  Paper Reference(s) 6474/01 Edexcel GCE Geography B Advanced Unit 4: Global Challenge Wednesday 24 January 2007 – AfternoonTime: 2 hours Materials required for examination Items included with question papers  Nil Resource Booklet Instructions to Candidates In the boxes above, write your centre number, candidate number, your surname, initial(s) and your signature.Answer  THREE questions, choosing ONE from Section A on page 2, ONE from Section B onpage 10 and ONE from Section C on page 18 . For each section, indicate which question you areanswering by marking the box ( ). If you change your mind, put a line through the box ( ) andthen indicate your new question with a cross ( ). Information for Candidates The marks for individual questions and the parts of questions are shown in round brackets: e.g. ( 10 ).There are 9 questions in this question paper.Questions in Sections A and B are worth 25 marks; questions in Section C are worth 30 marks.The total mark for this paper is 80.There are 28 pages in this question paper. Any blank pages are indicated. Advice to Candidates You must ensure that your answers to parts of the questions are clearly indicated by (a) or (b).Quality of written communication will be assessed within your answers. Examiner’s use onlyTeam Leader’s use only Question LeaveNumber Blank    SectionA 123 SectionB 456  SectionC 789 Total Surname Initial(s)Signature CentreNo. *M24725A0128* Turn over  C andidateNo. Paper Reference 647401 This publication may be reproduced only in accordance withEdexcel Limited copyright policy.©2007 Edexcel Limited.Printer’s Log. No. M24725A W850/S6474/57570 5/5/5/2/2/  Leave blank  2 *M24725A0228* For each section, choose which question you intend to answer and put a cross in thebox at the top of the writing page. If you change your mind about an answer, put a linethrough the box and then mark your new question with a cross.Section AThe Natural EnvironmentAnswer ONE question only.You are advised to spend approximately 35 minutes on this question.1. Study Figure 1.(a) Suggest likely reasons for the distribution of billion dollar weather events shown. (10) (b) With reference to examples, examine the management challenges posed by extremeweather events. (15)(Total 25 marks)2. Study Figure 2.(a) Describe and explain the seasonal changes in rainfall shown. (10) (b) With reference to examples, assess the impact of seasonal variations in temperatureand rainfall on economic activities. (15)(Total 25 marks)3. Study Figure 3.(a) Describe and explain the range in the net primary productivity values shown. (10) (b) Choose one global ecosystem. Evaluate the success of different management strategiesaimed at its conservation. (15)(Total 25 marks)(Total for Section A: 25 marks)  Leave blank  3 Turn over *M24725A0328* Chosen Question Number: Question 1 Question 2 Question 3 Write your answer to Section A 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Leave blank  4 *M24725A0428* 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