For Class 12 RBSE Science sample papers for the 2025 26 academic session the Rajasthan Board of Secondary Education issues model and sample question papers that follow the latest syllabus and exam pattern. These papers help students understand the types of questions that may appear in the board exams and are useful for practice and revision before the final exams. You can download subject wise RBSE Class 12 model papers including Science from Careers360 where they collect and share sample papers for all major subjects in PDF format. Visit this link to access and download the sample papers for Class 12 Science and other subjects for preparation https://school.careers360.com/boards/rbse/rbse-model-paper-for-class-12 . These model and sample papers give you a good idea of exam pattern marking scheme and expected questions so you can practice effectively for the 2026 board exams.