It contains 10 years of CBSE Science board questions (2017–2026) arranged in a chapter-wise and topic-wise format, making revision systematic and exam-oriented. Key features:

• Chapterwise + topicwise solved PYQs
• Covers all CBSE board sets (Delhi, All India, Compartment, etc.)
• Includes detailed step-by-step answers as per CBSE marking scheme
• Added competency-based and sample questions
• Strong focus on exam pattern practice and revision

Overall, it is a high-yield practice book for revision and board exam preparation, helping students understand question trends and improve answer writing speed and accuracy.