Question

enumerated the effect of volcanic eruption and earthquake on the human life and on the earth surface

Answer 1

Earthquakes and volcanic activity.Earthquakes often occur in volcanicregions and are caused there, both by tectonic faults and the movement of magma in volcanoes. Suchearthquakes can serve as an early warning of volcanic eruptions, as during the 1980 eruption of Mount St. Helens.