Learn, Practice, Improve and Make Progress with Gurukul by Oswal Most Likely CBSE Question Bank for Biology Class 12th Board Exam 2025. Based on Chapterwise & Categorywise format as per the Latest Syllabus issued on 23rd March, 2024. Biology CBSE Class 12 Question Bank highlights the Knowledge-based and Skill-based questions to prepare the subject in depth. Our handbook will help you study and practice well at home.