Ultimate Resource for CBSE Class 12 Science Sample Papers (2025-26) – Prepare Smarter for Board Exams

With the CBSE Class 12 Board Exams 2026 approaching, effective preparation demands more than just textbook study. Regular practice with high-quality sample papers is one of the most reliable ways to understand the exam structure and improve performance. StudentBro brings a well-organized and free collection of CBSE Class 12 Science Sample Papers for the 2025-26 academic session, prepared strictly according to the latest CBSE syllabus and assessment pattern.

These sample papers are especially beneficial for Class 12 Science stream students, as they provide a clear idea of question trends, mark distribution, and expected answer formats. Practicing with StudentBro’s sample papers helps students develop accuracy, manage exam time efficiently, and present answers confidently in the final examination.

Direct Links to Download 2025-26 Sample Papers (PDF)

Below are the subject-wise CBSE Class 12 Science Sample Papers (2025-26) available on StudentBro.

► Simply click “Download Here” to access the free PDF.

Science Stream Subjects

♦ Biology ⇒ Download Here

♦ Physics ⇒ Download Here

♦ Chemistry ⇒ Download Here

♦ Mathematics ⇒ Download Here

♦ English ⇒ Download Here

Why Choose StudentBro Sample Papers for Class 12 Science?

StudentBro’s 2025-26 Science sample papers are designed to meet real board exam requirements and help students prepare with confidence.

Aligned with the Latest CBSE Pattern

All sample papers reflect the updated CBSE exam format, including competency-based questions, application-oriented problems, and balanced coverage of short and long-answer questions.

Exam-Focused Practice

These papers closely resemble the structure and difficulty level of the actual board examination, allowing students to experience a realistic exam environment before the final test.

Complete Science Stream Coverage

With sample papers available for Physics, Chemistry, Mathematics, Biology, and English, students get full-stream preparation without missing any core subject.

Free PDF & Offline Accessibility

All sample papers can be downloaded at no cost, making them ideal for repeated offline practice, revision before exams, and last-minute preparation.

How These Sample Papers Improve Board Exam Performance

⇒ Help students practice writing answers within the allotted time
⇒ Strengthen conceptual understanding through repeated application
⇒ Improve familiarity with case-based and competency-focused questions
⇒ Build exam confidence and reduce stress before the final board paper

Consistent and disciplined practice with CBSE Class 12 Science Sample Papers (2025-26) can play a major role in boosting scores and achieving 90%+ results in the board examinations.