HBSE Class 12 Question Paper Design 2023 Biology

Question Paper Design Subject : Biology Class : 12th Session : 2022-23 Paper : Annual or Supplementary Time : 3 Hrs. Marks : 70 1 Weightage to Objectives: Objective K U A S Total Percentage of Marks 40 30 20 10 100 Marks 28 21 14 07 70 2 Weightage to Form of Questions: Form of Question E SA VSA Objective type Total No of Question 03 08 08 01(15 parts) 20 Marks allotted 15 24 16 15 70 Estimated time (in 50 55 50 25 180 Min.) 3 Weightage to Content: Reading Comprehension Marks UNITS Marks No of Questions Total Marks 1. Chapter:2- Sexual Reproduction in Flowering plants 2. Chapter:3- Human Reproduction 3. Chapter:4- Reproductive Health 4. Chapter:5- Principles of Inheritance & Variations 5. Chapter:6- Molecular Basis of Inheritance 6. Chapter:7- Evolution 7. Chapter:8- Human Health & Disease 8. Chapter:10- Microbes in Human Welfare 9. Chapter:11- Biotechnology: Principles & Processes 10. Chapter:12- Biotechnology & its Applications 11. Chapter:13- Organisms and populations 12. Chapter:14- Ecosystem 13. Chapter:15- Biodiversity and conservation Total 4 Scheme of Sections : A:B:C:D 5 Scheme of Sections : Internal Choice in long answer Questions i.e. essay type in two Question. 6 Difficulty level : Difficult : 10% Marks Average : 50% Marks Easy : 40% Marks ------------------------------------------------------------------------------------------------- ------------ Abbreviations: K (Knowledge of element of language) C (Comprehension) E (Expression) A (Appreciation) E(Essay Type) SA (Short Answer) VSA (Very Short Answer) O (Objective Type) Note:- Chapter:1 (Reproduction in organisms), Chapter:9 (Strategies for Enhancement in Food production), Chapter:16 (Environmental Issues) are to be deleted for session2022-23.