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12 questions from this quiz
Area of exposed limestone shaped by carbonation
It is porous, pervious & dissolves
Carbonic acid
Burren & Marble Arch
Limestone affected by glaciation
Intersecting lines in limestone
Blocks of limestone divided by grikes
Movement of water through rock pores
Narrow hole where river goes underground
Where limestone borders impermeable rock
Where a river reappears on the surface
They fill as water table rises
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