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A Level H2 Geography Resources Sustainability Quiz

Free A Level H2 Geography Resources Sustainability quiz, HY3 Exam version, with questions, answers, and A Level-style practice for Singapore students.

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A-Level Geography H2 Quiz - Resources Sustainability (Answer Key)

Total Marks: 40
Topic: Resources & Sustainability


Section A: Data-Based Short Response (1–10)

1. [2 marks] Sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs (Brundtland definition from Our Common Future).
Teaching note: Define using intergenerational equity. Award 1 mark for present-needs focus, 1 mark for future-limits focus.

2. [2 marks] Provisioning: e.g., timber, food, fresh water. Regulating: e.g., flood regulation, carbon sequestration, climate regulation.
Marking: 1 mark each type with example. Common mistake: confusing cultural/support services.

3. [2 marks] Renewable = regenerates within human timescale (solar, forests); Non-renewable = finite stock depleted by use (coal, oil).
Marking: 1 mark definition, 1 mark example each.

4. [1 mark] Conditional reserves.
From Q4-fig1: Conditional = inferred from known geology but not yet proven.

5. [2 marks] Malthus argued population grows geometrically while food grows arithmetically, leading to inevitable limits and crisis when population exceeds resource capacity.
Marking: 1 mark population-food gap, 1 mark natural limit conclusion.

6. [2 marks] Boserup argued that rising population density stimulates technological innovation (e.g., intensification, irrigation) that expands the resource base, preventing Malthusian collapse.
Marking: 1 mark tech expands resources, 1 mark contrast with Malthus.

7. [3 marks] Country Y (42%) has more than double the renewable share of Country X (18%). Country Y is over twice as reliant on renewables.
From Q7-fig1: Compare values with comparative language. 1 mark each: identify values, compare direction, quantify gap.

8. [1 mark] E.g., joint river basin commissions; treaties (e.g., Mekong River Commission).
Accept any valid strategy.

9. [1 mark] E.g., habitat loss, water pollution, soil degradation, emissions.
Accept one clear impact.

10. [1 mark] E.g., SDG 7 (Affordable and Clean Energy), SDG 13 (Climate Action), SDG 15 (Life on Land).
Accept any environmental SDG.


Section B: Structured Explanation (11–15)

11. [6 marks]

  • Habitat destruction (e.g., deforestation for palm oil) removes provisioning services like food and timber, reducing ecosystem output. [2]
  • Pollution (e.g., fertiliser runoff) degrades regulating services such as water purification and aquatic habitats. [2]
  • Link to loss of human welfare and biodiversity. [2]
    Marking: 3 marks each, process + example.

12. [4 marks] Proven reserves are verified by exploration and extractable at profit (high confidence). Speculative reserves are estimated with low confidence from limited data, unlikely to be extracted soon.
From Q12-fig1: 2 marks each category explained. Common mistake: confusing with conditional/hypothetical.

13. [5 marks]

  1. Rainwater + CO₂ → H₂CO₃ (weak carbonic acid). [1]
  2. Acid infiltrates joints in limestone (CaCO₃). [1]
  3. CaCO₃ + H₂CO₃ → Ca²⁺ + 2HCO₃⁻ (dissolved). [2]
  4. Over time, cavities enlarge into caves/sinkholes. [1]
    Marking: equation 2 marks, process 3 marks.

14. [5 marks]

  • Malthus: pessimistic, fixed limits, population outpaces food. [2]
  • Boserup: optimistic, tech expands base, necessity drives innovation. [2]
  • Contrast: tech vs nature as constraint. [1]

15. [5 marks]

  • Limitation 1: Displacement/resettlement social cost; variable river flow reduces reliability. [2+1]
  • Limitation 2: High capital cost, methane from reservoirs, ecosystem fragmentation. [2+1]
    Marking: 2 marks each limitation with explanation.

Section C: Extended Application (16–20)

16. [5 marks]

  • City B best green access (85) but lowest footprint (40); City C worst green (50) highest footprint (62). [2]
  • City A middle: EF 55, GS 70 balanced. [1]
  • Pattern: higher green access links to lower footprint except C. [2]
    From Q16-fig1: compare all three, use data.

17. [6 marks]

  • Solar/hydro reduce fossil CO₂; solar scalable, hydro baseload. [2]
  • Trade-off solar: land use, intermittency. [2]
  • Trade-off hydro: ecology, methane, displacement. [2]

18. [6 marks]

  • Economic: rent dependence vs linkage. [2]
  • Environmental: regulation strength varies. [2]
  • Social: local vs foreign labour, rights. [2]

**19. [7 marks]**Essay-style

  • Argue tech (solar, storage) delays limits. [3]
  • Counter: materials, land, uneven access. [3]
  • Judgement: partial, not absolute. [1]
    Descriptors: L3 (5–7) balanced eval; L2 (3–4) partial; L1 (1–2) list.

**20. [7 marks]**Essay-style

  • Eg Mekong (unequal power, partial success) vs Rhine (equal, success). [4]
  • Assess: power parity aids but not sufficient; institutions matter. [3]
    Marking: 2 examples (4m), evaluation (3m).