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Date November 2019 Marks available 4 Reference code 19N.1.bp.3
Level SL and HL Paper 1 Time zone
Command term Outline Question number 3 Adapted from N/A

Question

The map shows part of the south-western coastline of the United Kingdom. The scale of the map is 1:25000 and the contour interval is 5 metres.

[Source: Torquay & Dawlish: Newton Abbot OS Explorer OL44. 1:25000 scale. Ordnance Survey Ltd., 2017
© Crown copyright and database rights (2017) OS 100041139]

 

State the six-figure grid reference of the Dawlish Warren railway station.

[1]
a.i.

Estimate the distance, in km, between X and Y on the map.

[1]
a.ii.

Outline two physical reasons why urban development has not occurred in area A.

[4]
b.

Explain two ways in which vegetation contributes to the development of sand dunes in coastal areas such as this.

[4]
c.

Markscheme

979787 (allow 978 / 786 or 788)

a.i.

1.5 (allow 1.4 to 1.6)

a.ii.

In each case, award [1] for a valid physical reason and [1] for further development using applied knowledge of coastal margins.

For example: This may be an area of sand / spit [1] as the sand is too unstable to support buildings / long shore drift processes make it too mobile [1].

Other possible physical reasons include:

b.

In each case, award [1] for a valid way and [1] for further development.

For example: Vegetation traps sand blown by the wind [1] because it reduces wind speed (and therefore the ability to transport sediment) [1].

Other possible ways include:

c.

Examiners report

[N/A]
a.i.
[N/A]
a.ii.
[N/A]
b.
[N/A]
c.

Syllabus sections

Option B: Oceans and coastal margins » B.3. Managing coastal margins » B.3.2. Conflicting land-use pressures on coastlines
Option B: Oceans and coastal margins » B.3. Managing coastal margins
Option B: Oceans and coastal margins

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