Admiralty Sec 2E Geography EOY 2022

1 ADMIRALTY SECONDARY SCHOOL SUBJECT : Geography LEVEL/STREAM : Secondary 2 Express DATE : 4 October 2022 TIME : 0800 – 0915h DURATION : 1 hour 15 mins ___________________________________________________________________ This paper consists of 11 printed pages including this cover page. ENF OF YEAR EXAMINATION 2022 ANSWERS NAME: NO: CLASS:

2 Section A: Geographical Investigation Skills [11 marks] Answer all questions in this section. 1 Study Fig. 1, which shows the five stages of a Geographical Investigation (GI). Five Stages of the Geographical Investigation (GI) process Fig. 1 Using Fig. 1, state Stage 4 of the GI process. Write your answer in the blank provided. [1] Drawing Conclusions [1] Finding conclusions / coming to a conclusion [1] Join conclusion [0]

3 2 A group of students wanted to investigate if transport activities are affecting the residents in the Admiralty housing estate. Th ey created the following hypothesis for their Geographical Investigation. Hypothesis: ‘The presence of transport node affects the residents’ sleeping hours.’ (a) Study Fig. 2, which shows the primary data collected by students from 30 residents who get less than 7 hours of sleep. Reasons that affect residents’ sleep Fig. 2

4 Using Fig. 2, plot a bar graph showing the different reasons that affect residents’ sleep at night. [3] (b) With reference to Fig. 2, state if the hypothesis is true or false. Support your answer with evidence. The hypothesis is true because 11 out of 30 residents/respondents gave ‘p resence of transport infrastructure (roads & MRT tracks) ’ as their reason for their lack of sleep which is the highest number of residents/respondents [1] [1] [1] False because presence of transport node is classified under ‘others’ and it is not the highest [maximum 2m]

5 (c) Describe and explain two ways to design an effective questionaire. A variety of questions that includes both close and open ended questions Craft open-ended question [0] Add more options for the MCQ questions [0] Open ended questions: Allow respondents to answer in their own words, with no influence from the interviewer / able to gain more (valuable) information about the subject at hand from the respondents Give a detailed feedback/responses [1] Give personal opinions [1] Use of simple and clear language The clarity of questionnaire helps respondents to understand hence answer the questions accurately / improve the ease with which respondents are able to complete a questionnaire Respondents could comprehend the questions better [1] State purpose [1] So that respondents are more willing to do the survey [1] [1] [1] [1] [1]

6 Section B: Structured Questions [10 marks] Answer all questions in this section. 3 Study Table 1, which shows a city and its population size and land area. Population Size and Land Area of Osaka City Population Size (people) Land Area (km2) Population Density (people/km2) Osaka 19,059,856 223 Table 1 Calculate the population density of Osaka. Show your workings clearly. Round off your answer to one decimal place. 19,059,856 / 223 = 85,470.2 people/km2 [1] 85, 470.2 [0]

7 4 Study Fig. 3, which shows a slum house in the Philippines. A slum house in the Philippines Fig. 3 With reference to Fig. 3, explain one hazard of living in slums. The slum house has unstable walls and roofs that are made of poor- quality materials such as wooden planks and rusty zinc [1] that can collapse easily [1] Break down [0] Topple easily [1] / blown away easily by strong winds [1] The construction materials used in the slum house such as the wooden planks are flammable [1] which increases the risk of fires / catches fire easily [1] The living condition in the slum house is very unhygienic as they have lack of access to basic services such as waste disposal services and sanitation [1] which can cause diseases such as cholera and tuberculosis to spread easily [1]

8 5 Study Fig. 4, which shows a lift panel in one of the HDB estates in Singapore. A lift panel in a HDB estate Fig. 4 With reference to Fig. 4, identify and explain how the modification of the lift panel contributes to an inclusive housing in Singapore. Lift buttons with Braille markings [1] Dots [0] / patterns [0] / markings [0] Tactile indicators [1] Spelling error such as Brail [1] / brille [1] These marking are designed for the visually impaired [1] Blind people [1] / people who cannot see [1] so that they can use the lift independently [1] Able to feel the braille and read/identify which button represents which level [1] / know which correct button to press [1]

9 6 Evaluate the effectiveness of solar panels in promoting sustainability in housing developments. Advantage 1.Solar panels are environmentally friendly as it uses renewable source of energy by converting sunlight to electricity [1] Uses the energy from the sun to generate electricity [1] Save energy / electricity [0] 2.Reduces carbon emissions and mitigate the effect of global warming / reduce the rate of global warming [1] Reduces the use of fossil fuel [1] / do not produce any harmful substances into the air [1] Disadvantage 1.Expensive to install the solar panels [1] 2.Requires maintenance such as cleaning of the solar panels [1] Not all countries are able to use solar panels especially the less developed countries [1] as it is expensive [1] Not so effective / less effective during cloudy days [1] Not effective during cloudy days [0] Not enough electricity generated by using solar panels [0]

10 Section C: Structured Questions [14 marks] Answer all questions in this section. 7 Study Fig. 5 which shows the number of commercial aircraft movements (thousands) in Airport A and B from 2018 to 2022. Number of aircraft movements (thousands) in Airport A and B from 2018 to 2022 Fig. 5 With reference to Fig. 5, compare the number of commercial aircraft movements (thousands) in Airport A and B from 2018 to 2022. General Trend: Generally, the number of commercial aircraft movements arriving in Airport A have increased (V) rapidly (A) from 2018 to 2022 (P) by 395 000 (F) BUT Generally, the number of commercial aircraft movements arriving in Airport B have increased (V) gradually (A) from 2018 to 2022 (P) by 7 000 (F) Specific Trend 1: The number of commercial aircraft movements arriving in Airport A have increased (V) rapidly (A) from 2018 to 2019 (P) by 420 000 (F) WHILE The number of commercial aircraft movements arriving in Airport B have increased (V) gradually (A) from 2018 to 2019 (P) by 83 000 (F) Specific Trend 2: The number of commercial aircraft movements arriving in Airport A have decreased (V) rapidly (A) from 2019 to 2021 (P) by 429 000 (F) HOWEVER The number of commercial aircraft movements arriving in Airport B have decreased (V) gradually (A) from 2019 to 2021 (P) by 90 000 (F)