Galicia PAU Geography Practice Questions - Galicia PAU Geography Examination - CIUG (Xeografía Geografía 2o Bachillerato CIUG 2026) Exam

How were the Galician rías geomorphologically formed?

Post-glacial marine submergence of pre-existing tectonic and river valleys Tectonic collapse of volcanic calderas flooded by ocean water Glacial fjord carving by deep Pleistocene valley glaciers reaching the ocean Coral reef accumulation enclosing coastal lagoons behind barrier islands

Correct Answer:

Post-glacial marine submergence of pre-existing tectonic and river valleys

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