Q. Which of these is a dwarf planet?
Answer: Eris
Notes: Eris is the most massive and second-largest dwarf planet known in the Solar System. It is 27% more massive than dwarf planet Pluto. Eris is the ninthmost- massive known body directly orbiting the Sun, and the largest known body in the Solar System not visited by a spacecraft.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 302 in Astronomy - Universe, Constellations & Galaxies, Stars in above course in App.