Q. Which among the following is the lightest planet in the Solar System?
Answer: Saturn
Notes: Saturn is the lightest planet in the Solar System. It is the only planet in the Solar System whose density is less than 1.
Do you know: If you put Saturn in a sea of water, it floats. It is only such planet in the Solar System.

This Question is Also Available in:

हिन्दी
Question Source: 📚This question has been sourced from GKToday's "40000+ GK / General Studies MCQs for SSC & State PCS Exams" App Exclusive Course in GKToday Android Application which provides more than 40K General Knowledge and General Studies questions with explanations asked in all Competitive Exams of India. Download the app here.
📌 Question Number: 36 in General Studies Mock Test - 23 in the above course in App.