Maris Stella 1E Geography EOY 2022

Class Index Number Name MARIS STELLA HIGH SCHOOL END-OF-YEAR EXAMINATION SECONDARY ONE GEOGRAPHY 4 October 2022 1 hour 15 mins Additional Materials: NIL READ THESE INSTRUCTIONS FIRST Write your class, index number and name on all the work you hand in. Write in dark blue or black pen on both sides of the paper. Do not use staples, paper clips, highlighters, glue or correction fluid. Section A Answer all questions. Section B Answer all questions. Write your answers on the spaces provided. Candidates should support their answers with the use of relevant examples. You are to use the additional pages to continue your answers should there be a lack of space. At the end of the examination, submit your booklet. The number of marks is given in brackets [ ] at the end of each question or part question. The total number of marks for this paper is 36. For Examiner’s Use This document consists of 12 printed pages inclusive of the cover page. 36

2 Section A Answer all questions. 1 (a) Fig. 1 shows the layers of the atmosphere. Layers of the atmosphere Fig. 1 Identify the two layers marked A and B. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………….…......[2] A B Distance from Earth Surface (km)

3 (b) Fig. 2 shows the solar panels used at the Singapore Discovery Centre. Solar panels used at the Singapore Discovery Centre Fig. 2 (i) Use Fig. 2 to help you identify the natural resource and describe how it is being harnessed. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………..…….....[2] (ii) Explain why some resources are classified as renewable. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………..…….....[2] (c) Fig. 3 shows a conversation between a mother and her son on natural resources. A conversation between a mother and her son

4 One day, a boy and his mother go on a walk at a nearby park. Son: Hey mom, why is there so much clear space in the middle of the park? Mother: That’s what we call clearcutting. This is a logging practice where trees are cut down in a certain area. This system is an efficient method of harvesting and replanting trees and also increases farmland. Son: Oh wow! So it’s a good thing? Mother: Well, not necessarily. You see there are both good things and bad things about clearcutting. These include increased stream flow during storms and a loss of habitat and species diversity. Fig. 3 (i) Use Fig. 3 to help you to state if the view of the mother is ‘nature-centred’ or ‘human- centred’. ……………………………………………………………………………………………….... ……………………………………………………………………………………..…….....[1] (ii) With reference to 1c(i), explain your answer on the stated view. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………..…….....[2] (d) Fig. 4 shows the climograph of Singapore in 2010. Climograph of Singapore in 2010 Temperature (°C)

5 Fig. 4 Use Fig. 4 to help you describe the characteristics of Singapore’s climate in 2010. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... …………………………………………………………………………………………......[4] (e) Fig. 5 shows a label under the Water Efficiency Labelling Scheme (WELS) by the Public Utilities Board in Singapore. Rainfall (mm) Months of the year

6 A Water Efficiency Labelling Scheme (WELS) label Fig. 5 (i) Use Fig. 5 to help you explain how Singapore manages our water supply by reducing water consumption. Water consumption: Wash Programme: Type pf product: Brand: Model: Registration No.: PUB (Singapore’s National Water Agency) Actual water consumption may vary from test results Compare all models at www.pub.gov.sg 2 3

7 ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... …………………………………………………………………………………….……......[2] (ii) Suggest three ways that you can help to conserve water in Singapore. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………..…….....[3] Section B Answer all questions. 2 (a) Fig. 6 shows the distribution of mangroves globally. Global distribution mangroves

8 Fig. 6 (i) Use Fig. 6 to help you to describe the distribution of mangroves. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………....[3] (ii) Explain two ways in which mangrove plants can help reduce coastal erosion. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... Mangroves

9 ……………………………………………………………………………………………….... ………………………………………………………………………………………..….....[4] (iii) Fig. 7 shows how mangroves adapt to the environment. Mangroves adaptation to the environment Fig. 7 Use Fig. 7 to help you explain two ways in which mangroves adapt to the environment. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………...…………….....[4] (b) (i) Explain how deforestation leads to enhanced greenhouse effect. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ………………………………………………………………………………………………....

10 ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... …………………………………………………………………………………………........[3] (ii) Describe two ways in which tropical rainforests are used by people. ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... ……………………………………………………………………………………………….... …………………………………………………………………………………………........[4] - End of Paper- Additional Page If you use the following lined pages to complete the answer(s) to any question(s), the question number(s) must be clearly shown. ………………………………………………………………………………………………….. ………………………………………………………………………………………………….. …………………………………………………………………………