Civil Services Uttarakhand Combined State Civil/Upper Subordinate Services Examination 2025 Current Affairs Environment
Which one of the following best describes an earthquake swarm?
1
A series of seismic events occurring over a vast geographical area with long intervals between them.
2
A group of earthquakes of varying magnitudes triggered by a single large earthquake, followed by smaller aftershocks.
3
A sequence of moderate to strong earthquakes occurring at regular intervals due to sudden tectonic shifts.
4
Multiple seismic events of comparable intensity occurring in a localized area over a short period.