CGS 2024 S4 GY (2279) Prelim Paper 2 - Mark Scheme

This document consists of 14 printed pages and 1 blank page. [Turn over CRESCENT GIRLS’ SCHOOL SECONDARY FOUR PRELIMINARY EXAMINATION 2024 GEOGRAPHY Paper 2 Candidates answer on the Question Paper. Additional Materials: Insert 2279/02 27 August 2024 1 hour 45 minutes MARK SCHEME

2 1 Cluster 1: Geography in Everyday Life (a) Fig. 1 (Insert) is an infographic of the Housing Development Board (HDB) Green Towns Programme. Using Fig. 1 , describe how an urban neigbouhood can be environmentally sustainable. [3] Award 1 mark per point provided, up to 3 marks. Award 1 mark per category. Cap at 2 marks if answer provided made no reference to Fig. 1. • Ample protection for nature o Greenery Intensification: This beautifies our estates and brings the community together as they protect the nature to continue to enjoy the space and what it has to offer. • Having facilities that support waste minimisation and recycling o Reducing Waste: E-waste Recycling Bins fosters e -waste recycling habits in the community. o Dual Bicycle Racks: Encourages cycling as a green transport option. o Electric Vehicle Chargers: Gearing up for an EV-ready future, reducing reliance on conventional use of cars and other vehicles that relies on fuels. • Energy and water - efficient design approaches for buildings and landscapes o Recycling Rainwater: Urban Water Harvesting System conserves precious water through recycling rainwater for washing of common areas like corridors and void decks. o Cool Coatings: Creates a cooler and more comfortable living environment without over utilising energy. o Solar Panels: Harness solar energy to power our HDB estates , reducing conventional energy sources. o Smart LED Lighting: sensing and illuminating your path through smart technology, reducing conventional energy sources. o Light Emitting Surfaces and Block Signages: illuminated block signages through energy-efficient technology. o Elevator Energy Regeneration System: recovering energy during lift operation, reducing conventional energy sources. (b) Explain how rooftop gardens may provide ecosystem services for a neighbourhood. [3] Award 1 mark per point explained, up to a maximum of 2 marks per category.

3 [Turn over • Rooftop gardens provides a regulating ecosystem service where the benefits obtained helps to ensure that the ecosystem functions and that life is sustained – functional, clean, sustainable, and resilient to changes. • The surrounding air is purified though photosynthesis where plants absorb carbon dioxide from the atmosphere and gives out oxygen. It also regulates the air quality by removing pollutants from the atmosphere. • The variety of plants on r