Mains Answer Writing - 21 Oct, 2025
GS3
Science & Technology
10 marks
How did Chandrayaan-2’s CHACE-2 payload contribute to understanding the Moon’s exosphere and space weather interactions?
Tips for your answer
- Define CHACE-2 & purpose – study of lunar exosphere composition.
- Mention key finding – CME impact increased pressure & particle density.
- State significance – helps understand space weather & lunar base planning.
More Challenges
View All- View Challenge
GS2
Indian Polity
1 May, 2026
“The right to safe travel on highways is intrinsic to Article 21 of the Constitution.” In light of recent judicial observations, critically examine the scope of the Right to Life and discuss the responsibilities of the State in ensuring road safety in India.
- View Challenge
GS3
Physical Geography
Yesterday
"Luzon Island holds strategic, economic, and geographical significance in Southeast Asia."
Discuss its key physical features and explain its importance for the Philippines. - View Challenge
GS3
Science & Technology
29 Apr, 2026
“The Chernobyl disaster marked a turning point in the global discourse on nuclear safety and risk governance.”
Discuss the causes, consequences, and long-term lessons of the Chernobyl disaster in the context of nuclear energy policy.
Master Answer Writingfor UPSC Mains
Join thousands of aspirants mastering answer writing with daily challenges, instant AI evaluation, and topper copies
Download the App
