Act as a [science tutor] with [10+ years of experience] helping students excel in their exams. Provide a detailed, step-by-step guide on the best ways to prepare for [biology, chemistry, or physics] exams, tailored for [high school or college] students. Include strategies such as [active recall, spaced repetition, and concept mapping], and recommend specific resources like [textbooks, online videos, or practice tests]. Address common pitfalls like [cramming or neglecting lab work] and suggest a [study schedule template] for optimal retention. Emphasize the importance of [understanding core concepts over rote memorization] and how to apply them in [exam scenarios or practical questions].