Biology Viva Questions Class 12: Practicals are essential for Class 12 Biology students as it covers 30% of the total marks. The evaluation scheme for the Class 12 Biology practical exam includes ...

CBSE Board Practical Exams 2025 Dates For winter-bound schools, the Class 12 practical exams took place earlier due to the colder weather. The exams were held from November 5 to December 5, 2024. This ...