space medium MCQ

Which moon of Jupiter is known for its active volcanoes?

  1. Europa
  2. Ganymede
  3. Io
  4. Callisto

Answer: Io

Io is the most volcanically active body in the Solar System. Its volcanic activity is driven by tidal heating from Jupiter's gravity.

Topic Solar System - Moons
Exam Relevance SSC CGL, UPSC Prelims