AceDSE
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AceDSE · Paper · 2026.07

科技與生活
Technology and Living

Resource Management Case with Food or Fashion Option

minutes80 minutes
marks35 marks
Attempted componentEnglish
Candidate name
Date

Sample-paper basis

sample compulsory family/consumer/resource questions and distinct food-science or fashion/textile applications

Scope of this paper

Complete the compulsory section and ONE option. SBA design work remains separate.

Candidate instructions

  1. Answer the compulsory case and ONE option.
  2. Recommendations must fit the stated household or product constraints.
  3. Use scientific reasoning for food and textile choices.

Compulsory case — Shared household resources

20 marks
Household budget
Monthly itemHK$
Net household income30,000
Housing and utilities12,000
Food6,500
Transport2,800
Medicine1,500
Debt minimum2,000
Subscriptions/leisure2,400
Other variable spending1,600
1(a)
Prepare a revised monthly plan that creates at least a $2,000 emergency-fund contribution without reducing medicine or minimum debt payment. Show and justify the changes.
[6 marks]
1(b)
The family is choosing between a cheaper appliance rated Grade 3 and a Grade 1 model costing $1,800 more but saving 420 kWh yearly. Electricity costs $1.55/kWh. Calculate simple payback and evaluate the choice beyond payback.
[6 marks]
1(c)
A social-media post claims a subscription service 'cuts household waste by 80%'. Give four checks a responsible consumer should make before relying on the claim.
[4 marks]
1(d)
Propose a fair division of unpaid care for a household with one shift worker, one full-time student and an older adult with fluctuating needs. Use two principles of resource management and one review mechanism.
[4 marks]

Option

15 marks

Answer Food Science OR Fashion and Textiles.

Option A — Food science and technology

2A(a)
A chilled soup has pH 5.8 and water activity 0.98. Explain why refrigeration alone does not make indefinite storage safe, and propose a validated hurdle strategy without relying on one severe treatment.
[8 marks]
2A(b)
Design a sensory test comparing two reduced-salt recipes. State panel type, blinding/order, scale, sample control and decision rule.
[7 marks]

Option B — Fashion, clothing and textiles

2B(a)
Specify a fabric system for a lightweight rain jacket for humid weather. Compare fibre, structure and finish in terms of waterproofing, breathability, durability and care.
[8 marks]
2B(b)
The sleeve seam fails after repeated movement. Propose two construction changes and a fair durability test with an acceptance criterion.
[7 marks]