CBSE Class 12 Biology Deleted Syllabus 2022-23: CBSE board’s latest curriculum for the senior secondary students(2022-23) is available on the board’s academic website. CBSE started conducting term wise board exams for its students during the pandemic. Accordingly, the syllabus was divided into two terms. The term 1 exams were held from November- December 2021 and the term 2 exams were scheduled for April-May 2022. From the current academic session 2022-23, the pre-pandemic structure of annual board exams on the full syllabus is to be followed. The syllabus has been designed accordingly. However, the board has evidently updated/revised the 2019-20 syllabus of some subjects for the 2022-23 candidates. CBSE Class 12 Biology is one such subject that has gone through a few cuts.
In this article, we have listed the CBSE Class 12 Biology Deleted Syllabus 2022-23 in a unit wise and chapter wise format.
First, download the latest CBSE Class 12 Biology Syllabus 2022-23.
Beginning with the deleted syllabus:
CBSE Class 12 Biology Updated Course Structure 2022-23
Let us first have a look at the updated unit-wise marks distribution:
| Unit | Title | Marks |
| VI | Reproduction | 16 |
| VII | Genetics and Evolution | 20 |
| VIII | Biology and Human Welfare | 12 |
| IX | Biotechnology and its Applications | 12 |
| X | Ecology and Environment | 10 |
| TOTAL | 70 |
CBSE Class 12 Biology Deleted Syllabus 2022-23
Next are the set of deleted topics from the theory and practical syllabus:
| Unit & Chapter | Deleted Topic |
| Unit-VI Reproduction Chapter-1: Reproduction in Organisms | (whole chapter deleted) |
| Unit-VIII Biology and Human Welfare Chapter-9: Strategies for Enhancement in Food Production | (whole chapter deleted) |
| Unit-X Ecology and Environment Chapter-13: Organisms and Populations | Organism and its Environment, Major Aboitic Factors, Responses to Abioitic Factors, Adaptations |
| Unit-X Ecology and Environment Chapter-14: Ecosystem | Ecological Succession and Nutrient Cycles |
| PRACTICALS A. List of Experiments | 2. Collect and study soil from at least two different sites and study them for texture, moisture content, pH and water holding capacity. Correlate with the kinds of plants found in them. 3. Collect water from two different water bodies around you and study them for pH, clarity and presence of any living organism. 4. Study the presence of suspended particulate matter in air at two widely different sites. 8. Study the effect of different temperatures and three different pH on the activity of salivary amylase on starch. |
| PRACTICALS B. Study/observation of the following (Spotting) | 10. Two plants and two animals (models/virtual images) found in xeric conditions. Comment upon their morphological adaptations. 11. Two plants and two animals (models/virtual images) found in aquatic conditions. Comment upon their morphological adaptations. |
CBSE Class 12 Biology Updated Question Paper Design 2022-23
The question paper design for CBSE Class 12 Biology 2022-23 has also been updated:
| Competencies | |
| Demonstrate Knowledge and Understanding | 50% |
| Application of Knowledge / Concepts | 30% |
| Analyse, Evaluate and Create | 20% |
It is best to prepare for your 12th boards knowing what you are up against. See what kind of question can be asked in your exami ation with CBSE Class 12 Biology Sample question Paper 2022-23.
Check if you are ready by clicking below:
Best of luck to all the candidates!
Important Links for CBSE Class 12 Biology Board Exam 2023
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