ACJC Prelim_H2_GEO_P1_ans

© ACJC Prelims 2016 H2/9730/01 1 ANGLO-CHINESE JUNIOR COLLEGE JC 2 Preliminary Examinations 2016 GEOGRAPHY 9730/01 Higher 2 Paper 1 Physical Geography Time: 3 hours 19 August 2016 (Friday) READ THESE INSTRUCTIONS FIRST Write your Centre number, index number and name on all the work you hand in. Write in dark blue or black pen. You may use a soft pencil for any diagrams, graphs or rough working. Do not use staples, paper clips, highlighters, glue or correction fluid. Section A Answer all questions. Section B Answer two questions, each from a different topic. Insert 1 contains all the Figures and Table referred to in the question paper. Diagrams and sketch maps should be drawn whenever they serve to illustrate an answer. The world outline map may be annotated and handed in with relevant answers. You are reminded of the need for good English and clear presentation in your answers. The number of the marks is given in brackets [ ] at the end of each question or part question. Bundle your answers for Section A and those for Section B separately – i.e. you should have two bundles – one for Section A and one for Section B. On the cover sheet provided, include:  Your name and index no.  The question numbers of the question you have attempted in the boxes provided, and place the cover sheet as the top page over your answers to Section A. This document consists of 5 printed pages, including this cover page. Insert consists of 10 printed pages. Department of Geography Anglo-Chinese Junior College 25 Dover Close East Singapore 139745 [Turn Over

© ACJC Prelims 2016 H2/9730/01 2 Section A Answer all the questions in this section. Question 1, 2 and 3 carry 12 marks and Question 4 carries 14 marks. You should allocate your time accordingly. Lithospheric Processes, Hazards and Management 1. Fig. 1A shows a cross section through the plate boundary where the North American and Caribbean plates meet. Figs. 1B and 1C show information about the volcanic eruption of the Soufriere Hills on the Caribbean volcanic island arc of Montserrat (a LDC). (a) Describe and explain the major tectonic processes operating in the development of the volcanic island arc of Montserrat in Fig. 1A. o The volcanic island arc of Montserrat is located along the destructive plate boundaries – where the heavier oceanic North American plate subducts under the lighter Caribbean plate. o As the North American plate is being subducted, a trench is formed first at the interface with the adjoining slab as the descending plate plunges under the overriding plate, the edges of the two plates will come under tremendous amount of stress and pressure. o The compressional forces at convergent subduction plate boundaries cause the sediment of the