Geography · Geomorphology

Which of the following descriptions best defines a volcano in physical geography?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1A coastal landform formed primarily by the continuous accumulation of marine sand dunes
2A depression caused entirely by the collapse of underground limestone caves due to groundwater
3A mountain range formed exclusively by the folding of tectonic plates due to lateral compression
4A vent or opening in the Earth's crust through which molten rock, pyroclastic debris, and gases erupt✓

Correct answer

A vent or opening in the Earth's crust through which molten rock, pyroclastic debris, and gases erupt

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