SCGS 2025 GEOG PRELIM P1 QP

1 [Turn over SINGAPORE CHINESE GIRLS’ SCHOOL PRELIMINARY EXAMINATION 2025 SECONDARY FOUR O-LEVEL PROGRAMME GEOGRAPHY 2279/01 PAPER 1 Thursday 21 August 2025 1 hour 45 minutes Candidates answer on the Question Paper Additional Materials: Insert READ THESE INSTRUCTIONS FIRST Write your name, class and index number on all the work you hand in. Write in dark blue or black pen. You may use an HB pencil for any diagrams or graphs. Do not use staples, paper clips, glue or correction fluid. Answer all questions. The Insert contains additional resources referred to in the questions. The number of marks is given in brackets [ ] at the end of each question or part question. Question Number Score Q1 / 20 Q2 / 15 Q3 / 15 Total / 50 The document consists of 15 printed pages, 1 blank page and 1 Insert. CANDIDATE NAME CLASS REGISTER NUMBER CENTRE NUMBER INDEX NUMBER

2 [Turn over Answer all questions. 1 Cluster 1: Geography in Everyday Life A group of students would like to study the ecosystem services provided by green spaces in Singapore. They decided to conduct their study in the Bishan-Ang Mo Kio Park. The students wanted to test the hypothesis: ‘The higher the number of trees in the area, the lower the temperature’. The students found a map of the park online as shown in Fig. 1.1 (Insert) and identified the area X to conduct their study. (a) Using Fig. 1.1, describe how the students can use random sampling to conduct their study in area X. ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... …………………………………………………………………………………………………...[3]

3 [Turn over (b) Study Fig. 1.2, which shows a scatter plot diagram of the results collected by the students. Fig. 1.2 (i) Draw a best fit line on the scatter plot diagram in Fig. 1.2. [1] (ii) Using Fig. 1.2, explain whether the hypothesis has been proven. ………………………………………………………………………………………………. ………………………………………………………………………………………………. ………………………………………………………………………………………………. ………………………………………………………………………………………………. ………………………………………………………………………………………………. ………………………………………………………………………………………………. ……………………………………………………………………………