O-LevelGeographyThe natural environment2217/22 · May/June 2010 · Q48 Marks
Study Fig. 3, which shows a section of coastline. Samples of beach material were taken at points A, B and C. [Figure 3]
- (a)Using the key, complete Fig. 4 to show that the sample at B contained 30% pebbles, 50% sand and 20% other materials. [Figure 4][2]
- (b)(i)Describe the change in the percentage of pebbles along the beach.[1]
- (b)(ii)Describe the change in the size of beach material along the beach.[1]
- (b)(iii)"Other" material includes litter, seaweed and shells. Suggest why there is less "other" material at Site C than Site A.[2]
- (c)Suggest reasons for the development of the marsh.[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 (May/June 2010). The mark or mark type is shown in brackets.
- [2] (a) Divisions at 30% and 80%
- [2] (a) Max 1 if key incorrect.
- [1] (b)(i) Decreases from north to south/downdrift/A to C
- [1] (b)(ii) Gets smaller from north to south/downdrift/A to C
- [2] (b)(iii) Litter from campsite at A
- [2] (b)(iii) Few people go to C so less litter
- [2] (b)(iii) Material from A gets cleared/washed away (before it reaches C)
- [2] (b)(iii) Shells destroyed by attrition before reach C
- [2] (c) Main river channel on other side
- [2] (c) Shallower water
- [2] (c) Sheltered from the waves
- [2] (c) Salt water from the sea at high tide
- [2] (c) Mud deposited when the tide goes out
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