During which of the following geological periods was limestone formed?
  • Cambrian
  • Carboniferous
  • Palaeocene
  • Permian
Bare rock outcrops are called limestone…what?
  • Kerbs
  • Pavements
  • Ridges
  • Shelves
Which of these words best describes limestone?
  • Impervious
  • Permafrost
  • Permeable
  • Volcanic
'Icicles' on the roof of a limestone cave have what name?
  • Dolomites
  • Stalactites
  • Stalagmites
  • Stalinites
Gaping Gill is an excellent example of what feature?
  • Gorge
  • Stalagmite
  • Swallow hole
  • Tufa screen
Which area has spectacular limestone landscapes?
  • Dartmoor
  • Lake District
  • Snowdonia
  • Yorkshire Dales
Why do limestone areas usually have a dry surface?
  • Local villages use all the rainwater
  • Streams disappear underground
  • Surface water evaporates quickly
  • They have very low rainfall
What is limestone made of?
  • Calcium carbonate
  • Calcium chloride
  • Calcium dioxide
  • Calcium sulfide
Which hobby is popular in limestone regions?
  • Parachuting
  • Potholing
  • Skiing
  • White water rafting
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