Daily habits that contribute to maintaining an effective study flow for UPSC preparation include establishing a consistent study schedule, prioritizing tasks, and incorporating regular breaks. Using techniques like the Pomodoro Technique can help aspirants manage their time effectively while maintaining focus. Creating a conducive study environment, minimizing distractions, and utilizing revision techniques such as flashcards can enhance retention. Additionally, incorporating physical activity and mindfulness practices can help manage stress and improve overall well-being, leading to a balanced approach to intense preparation.