To tackle **negative marking** in the UPSC prelims, candidates should focus on strategic preparation. Emphasizing quality over quantity, they can hone in on understanding key concepts rather than attempting to memorize vast amounts of information. Taking regular **mock tests** helps familiarize candidates with the exam pattern and boosts time management skills, allowing them to make informed guesses. Moreover, developing a strong conceptual clarity reduces the likelihood of guessed answers leading to penalties. Finally, practicing previous years' papers can provide insights into frequently tested areas, enabling aspirants to prioritize relevant topics.