Curriculum & Exam Preparation Note: Regular practice of NCERT textbook exercises and chapter-end questions establishes strong conceptual clarity for primary and secondary examinations.
ISC Class 12 Biology Answer Key 2021-22 – You will find the ISC Class 12 Biology answer key on this page. The Council for Indian School Certificate Examinations (CISCE) has conducted the ISC Class 12 Biology Semester 1 exam on December 3, 2021. The exam started at 2:00 PM and was over at 3:00 PM.
| ISC Biology Answer Key | Check Here |
| ISC Class 12 Biology Answer Key 2021-22 | Check Here |
ISC Class 12 Biology Unit wise weightage
| S. No. | Unit | Total Weightage |
| 1 | Reproduction | 16 Marks |
| 2 | Genetics and Evolution | 15 Marks |
| 3 | Biology and Human Welfare | 14 Marks |
| 4 | Biotechnology and its Applications | 10 Marks |
| 5 | Ecology and Environment | 15 Marks |
| Total | - | 70 Marks |
FAQs
When is the ISC Class 12 Biology Semester 1 examination 2021-22?
The ISC Class 12 Biology Semester 1 examination will be held on 3rd December 2021.
What is the weightage for ISC Class 12 Biology Semester 1 examination?
ISC Class 12 Biology Semester 1 examination will cover 35 marks that is 50 percent of the total marks weightage which is 70 marks.
What is the weightage for ISC Class 12 Biology Practical examination?
The practical examination will be taken by a external invigilator and students will be allotted marks out of 30.
What are passing marks for ISC Class 12 Biology examination?
CISCE officials have kept a passing criteria of 33 percent for all subjects.