Practice IB Design Technology (DT) Topic 2.1 Resources and Reserves with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for 2.1 Resources and Reserves and mirrors Paper 1, 2, 3 style where relevant.
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A mining company re-evaluates a site containing low-grade iron ore. Due to the development of a new, low-cost smelting process, the ore can now be extracted and sold for a profit. How is this specific iron ore deposit now classified in comparison to its previous status?
In the context of sustainable design, why is solar energy classified as a renewable resource while natural gas is classified as non-renewable?
The following graph illustrates the power generation profiles of two different energy sources, Source A and Source B, recorded over a 48-hour period.
Based on the performance data shown, which combination of energy sources is most likely represented by Source A and Source B?
Which of these is a non-renewable resource?
A designer is selecting materials for a sustainable product and chooses bamboo. Which of the following justifies the classification of bamboo as a renewable resource?
It has been reclassified from a reserve to a resource.
It is now considered a renewable energy source.
It has been reclassified from a resource to a reserve.
It is now classified as an inexhaustible resource.
Solar energy can be identified in terms of quantity and quality.
Solar energy is replenished within a human timeframe, whereas natural gas takes millions of years to form.
Natural gas is found in the Earth's crust, while solar energy is captured from the atmosphere.
Natural gas is currently more technically and economically feasible to extract than solar energy.
Source A: Wind; Source B: Solar
Source A: Geothermal; Source B: Wind
Source A: Solar; Source B: Nuclear
Source A: Tidal; Source B: Geothermal
Geothermal
Wind
Biomass
Coal
It has the ability to be processed into a variety of high-performance composite materials
It is replenished by natural growth at a rate that is at least equal to the rate of harvest
It can be returned to the soil to decompose naturally at the end of the product's life
It is found in abundance across a wide range of equatorial and temperate climates
