Preparation techniques for the Ethics paper in UPSC should include understanding key principles such as integrity, transparency, and accountability. Reading standard texts and frameworks on ethics can lay a solid foundation. Candidates should practice writing answers that illustrate ethical dilemmas, utilizing case studies for a practical approach. Effective memorization of core values and practical examples enhances answer quality. Engaging in discussions about ethical issues and seeking critiques from mentors fosters deeper comprehension and prepares candidates for both theoretical and applied ethical questions.