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 Form 3 Geography Sample Exam Questions and Answers

i) Define the term Karst scenery
ii) Give two conditions for the development of Karst landscape
iii) Outline the significance of Karst landscape to human activities

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Answer Text:
i) Is any rugged landscape whose surface rocks are limestone or dolomite and which has been acted on by carbonation and solution by rain and river water to produce
features typical of limestone surfaces
ii) a) Surface rock and the rock below should be hard and well jointed for acid water to percolate and cause solution to happen e.g. limestone, chalk or dolomite. b) Climate should be hot to speed chemical weathering and humid for availability of rain which is a solvent.
c) Should have a lot of vegetation to release CO2. d) Water table to be far below the surface so that the whole limestone rock is not dissolved and underground features fail to be formed.
. iii) - Tourist attraction
- Discourages settlement
- Limestone blocks are used for building houses.
- Provide a row material for cement manufacturing
-Limestone regions are very good for grazing particularly sheep because the surface is dry.


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