Effective memorization techniques for UPSC preparation include the Pomodoro Technique for maintaining focus and the use of mnemonics to aid recall. Developing mind maps can visually organize vast information, making it easier to connect concepts. Frequent self-testing reinforces learning and highlights areas needing improvement. Additionally, reviewing material regularly through spaced repetition helps combat forgetting over time. Engaging with study groups encourages discussion, enhancing retention. Finally, incorporating a mix of visual, auditory, and kinesthetic learning styles caters to diverse preferences and can boost overall comprehension.