Exam Style Questions for IBDP Biology HL paper 1A & 1B First assessment 2025
This is a comprehensive Question Banks based on last many years of Test papers targeted towards IBDP Biology HL paper 1A & 1B First assessment 2025, which includes all the following :
Topic wise Online Questions
- Topic wise online practice Questions with Solution from complete syllabus.
- Instant Answer.
- Hints & Solutions.
- Get an idea of DP examination papers used in past years.
- More than 1000 Questions to practice.
Excellent Study Notes , Created by Experts
Benefits of Attempting IBDP Biology HL paper 1A & 1B First assessment 2025 Practice Questions
Below are some of the advantages of taking the online IB DP Biology HL Paper 1 First assessment 2025 Practice Questions at iitianacademy:
| (1) Helps in Revision: Attempting practice Questions helps you revise all topics and important formulas. |
| (2) Helps Improve Speed and Accuracy: The online IB DP Biology HL Paper 1 First assessment 2025 practice Questions helps in improving the exam-taking speed and accuracy. |
| (3) Motivation and Self-confidence: By taking the practice Questions, the student’s performance gets better day by day. This gives them enough motivation to perform well in the exams. Also, self-confidence is gained by seeing the performance analysis and improved scores. |
Curriculum
- 10 Sections
- 98 Lessons
- 12 Weeks
Expand all sectionsCollapse all sections
- A. Unity and diversity IB Style Question HL Paper 1 - First Assessment 20259
- 1.1A1.1 Water IB Style Question HL Paper 1
- 1.2A1.2 Nucleic acids IB Style Question HL Paper 1
- 1.3A2.1 Origins of cells [HL only] IB Style Questions HL Paper 1
- 1.4A2.2 Cell structure IB Style Question HL Paper 1
- 1.5A2.3 Viruses IB Style Question HL Paper 1
- 1.6A3.1 Diversity of organisms IB Style Question HL Paper 1
- 1.7A3.2 Classification and cladistics IB Style Questions HL Paper 1
- 1.8A4.1 Evolution and speciation IB Style Question HL Paper 1
- 1.9A4.2 Conservation of biodiversity IB Style Question HL Paper 1
- B. Form and function IB Style Question HL Paper 1- First Assessment 202511
- 2.1B1.1 Carbohydrates and lipids IB Style Question HL Paper 1
- 2.2B1.2 Proteins IB Style Question HL Paper 1
- 2.3B2.1 Membranes and membrane transport IB Style Question HL Paper 1
- 2.4B2.2 Organelles and compartmentalization IB Style Question HL Paper 1
- 2.5B2.3 Cell specialization IB Style Question HL Paper 1
- 2.6B3.1 Gas exchange IB Style Question HL Paper 1
- 2.7B3.2 Transport IB Style Question HL Paper 1
- 2.8B3.2 Transport -In the phloem of plants IB Style Question HL Paper 1
- 2.9B3.3 Muscle and motility – IB Style Questions For HL Paper 1
- 2.10B4.1 Adaptation to environment IB Style Question HL Paper 1
- 2.11B4.2 Ecological niches IB Style Question HL Paper 1
- C. Interaction and interdependence IB Style Question HL Paper 1 - First Assessment 20259
- 3.1C1.1 Enzymes and metabolism IB Style Question HL Paper 1
- 3.2C1.2 Cell respiration IB Style Question HL Paper 1
- 3.3C1.3 Photosynthesis IB Style Question HL Paper 1
- 3.4C2.1 Chemical signaling – IB Style Questions For HL Paper 1
- 3.5C2.2 Neural signaling IB Style Question HL Paper 1
- 3.6C3.1 Integration of body systems IB Style Question HL Paper 1
- 3.7C3.2 Defence against disease IB Style Question HL Paper 1
- 3.8C4.1 Populations and communities IB Style Question HL Paper 1
- 3.9C4.2 Transfers of energy and matter IB Style Question HL Paper 1
- D. Continuity and change IB Style Question HL Paper 1- First Assessment 202512
- 4.1D1.1 DNA replication IB Style Question HL Paper 1
- 4.2D1.2 Protein synthesis IB Style Question HL Paper 1
- 4.3D1.3 Mutations and gene editing IB Style Question HL Paper 1
- 4.4D2.1 Cell and nuclear division IB Style Question HL Paper 1
- 4.5D2.2 Gene expression IB Style Questions For HL Paper 1
- 4.6D2.3 Water potential IB Style Question HL Paper 1
- 4.7D3.1 Reproduction IB Style Question HL Paper 1
- 4.8D3.2 Inheritance IB Style Question HL Paper 1
- 4.9D3.3 Homeostasis IB Style Question HL Paper 1
- 4.10D4.1 Natural selection IB Style Question HL Paper 1
- 4.11D4.2 Stability and change IB Style Question HL Paper 1
- 4.12D4.3 Climate change IB Style Question HL Paper 1
- IBDP Biology HL Paper 1B - Data-Based Questions1
- IB Biology HL Revision Notes - All Topics40
- 6.1A1.1 Water Study Notes – HL Papers
- 6.2A1.2 Nucleic acids Study Notes – HL Papers
- 6.3A2.1 Origins of Cell Study Notes – HL Papers
- 6.4A2.2 Cellular Structure Study Notes – HL Papers
- 6.5A2.3 Viruses Study Notes – HL Papers
- 6.6A3.1 Diversity of organisms Study Notes – HL Papers
- 6.7A3.2 Classification and cladistics Study Notes – HL Papers
- 6.8A4.1 Evolution and speciation Study Notes – HL Papers
- 6.9A4.2 Conservation of biodiversity Study Notes – HL Papers
- 6.10B1.1 Carbohydrate and Lipid Study Notes – HL Papers
- 6.11B1.2 Proteins Study Notes – HL Papers
- 6.12B2.1 Membranes and membrane transport Study Notes- HL Papers
- 6.13B2.2 Organelles and compartmentalization Study Notes – HL Papers
- 6.14B2.3 Cell specialization Study Notes – HL Papers
- 6.15B3.1 Gas exchange Study Notes – HL Papers
- 6.16B3.2 Transport Study Notes – HL Papers
- 6.17B3.3 Muscle and motility Study Notes – HL Papers
- 6.18B4.1 Adaptation to environment Study Notes- HL Papers
- 6.19B4.2 Ecological niches Study Notes – HL Papers
- 6.20C1.1 Enzymes and metabolism Study Notes – HL Papers
- 6.21C1.2 Cell respiration Study Notes – HL Papers
- 6.22C1.3 Photosynthesis Study Notes – HL Papers
- 6.23C2.1 Chemical signaling Study Notes – HL Papers
- 6.24C2.2 Neural signaling Study Notes – HL Papers
- 6.25C3.1 Integration of body systems Study Notes – HL Papers
- 6.26C3.2 Defense against disease Study Notes – HL Papers
- 6.27C4.1 Populations and communities Study Notes – HL Papers
- 6.28C4.2 Transfers of energy and matter Study Notes – HL Papers
- 6.29D1.1 DNA replication Study Notes – HL Papers
- 6.30D1.2 Protein synthesis Study Notes – HL Papers
- 6.31D1.3 Mutations and gene editing Study Notes – HL Papers
- 6.32D2.1 Cell and nuclear division Study Notes – HL Papers
- 6.33D2.2 Gene expression Study Notes – HL Papers
- 6.34D2.3 Water potential Study Notes – HL Papers
- 6.35D3.1 Reproduction Study Notes – HL Papers
- 6.36D3.2 Inheritance Study Notes – HL Papers
- 6.37D3.3 Homeostasis Study Notes – HL Papers
- 6.38D4.1 Biology Natural selection Study Notes – HL Papers
- 6.39D4.2 Stability and change Study Notes – HL Papers
- 6.40D4.3 Climate change Study Notes – HL Papers
- IBDP Biology HL Practice sets4
- IB DP Biology Mock Exam HL Paper 1B5
- IB DP Biology Mock Exam HL Paper 1A5
- IB DP Biology HL Prediction Paper 1A and 1B2
