O-LevelGeographyEconomic development2217/23 · Oct/Nov 2018 · Q68 Marks
Study Fig. 6.1, which shows sources of energy. [Figure 6.1]
- (a)(i)How many non-renewable energy sources are shown on Fig. 6.1?[1]
- (a)(ii)Name: • a renewable energy source that emits carbon dioxide (during use) • a fossil fuel.[2]
- (b)(i)Define a biofuel.[1]
- (b)(ii)Define geothermal energy.[1]
- (b)(iii)State one disadvantage of solar power.[1]
- (c)Suggest why the following groups of people would be against a new hydro-electric scheme: • wildlife conservationists • tourists visiting the area.[2]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2018). The mark or mark type is shown in brackets.
- [1] 3
- [2] Biofuel
- Wood
- Oil
- Coal
- Natural gas
- [1] Crop / plant grown as fuel / vegetable oil
- [1] Energy from inside the earth
- Heat from magma
- [1] Cannot use it at night
- Limited by cloudy conditions
- [2] Water flow disrupted / reduced downstream
- Fish movement stopped by dam
- Habitats flooded
- Habitats destroyed by construction
- Construction noise disturbs wildlife
- Visual pollution of dam wall
- Noise / traffic during construction
- Routes cut by the new lake
- Crowds due to new water facilities
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