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The Bihar DElEd Exam 2026 is likely to be held in March 2026, giving aspirants a valuable opportunity to fine-tune their preparation. To help candidates focus on what truly matters, we’ve shortlisted the most important Science topics that frequently feature in the exam. Covering these areas thoroughly will strengthen conceptual clarity, reduce unnecessary study overload, and improve overall confidence. With a smart study plan, regular revision, and focused practice, candidates can significantly increase their chances of clearing the Bihar DElEd exam on the first attempt. Stay consistent, stay focused, and keep pushing toward your goal.
Science Section Importance in Bihar DElEd 2026
The Science section in the Bihar DElEd 2026 exam plays a crucial role, carrying 20 marks out of the total 120. It tests candidates’ understanding of basic concepts from Physics, Chemistry, and Biology, with a clear focus on their practical application in teaching. This section checks whether aspiring elementary teachers have the scientific foundation needed to explain concepts clearly to young learners. A strong grip on Science not only improves overall scoring potential but also makes this section a priority for candidates aiming to perform well in the exam.
- Marks Contribution: The Science section carries 20 marks in the Bihar DElEd exam.
- Subject Coverage: Includes fundamental concepts from Physics, Chemistry, and Biology.
- Application-Based Questions: Tests candidates’ ability to apply scientific knowledge in real-life scenarios.
- Teaching Relevance: Ensures future teachers can explain basic scientific concepts to young students.
- Score-Boosting Opportunity: With strategic preparation, Science can be a high-scoring section.
Must-Know Science Topics For Bihar DElEd
With the Bihar DElEd exam drawing closer, candidates should shift their focus to the Science topics that appear most often in previous years. Many aspirants struggle to spot clear trends in past papers, which is why targeted preparation matters more than ever. To make this easier, we’ve shortlisted the most important Science topics based on past exam patterns and their weightage. Covering these areas thoroughly will not only save time but also build confidence and significantly improve your chances of scoring well in the exam.
| Must-Know Science Topics For Bihar DElEd 2026 | |
| Subject | Topic |
| Physics | Motion |
| Work, Energy & Power | |
| Sound | |
| Reflection of Light | |
| Image Formation by Spherical Mirrors | |
| Ohm’s Law & Resistance | |
| Newton’s Laws of Motion | |
| Heat Transfer | |
| Chemistry | Types of Reactions |
| Acids, Bases, and Salts | |
| Chemistry in Everyday Life | |
| Metals and Their Properties | |
| Periodic Table and Chemical Properties | |
| Organic and Inorganic Compounds | |
| Biology | Classification of Animals |
| Plant Parts and Their Functions | |
| Human Health and Diseases | |
| Genetics and Heredity | |
| Vitamins and Minerals | |
| Digestive and Respiratory Systems | |
| Circulatory and Nervous Systems | |
| Reproductive System | |
| Skeletal System | |
| Environment | Biodiversity and Its Conservation |
| Levels of Biodiversity | |
| Environmental Pollution | |
| Ozone Layer Depletion | |
| Climate Change and Global Warming | |
| Conservation of Natural Resources | |
| Waste Management | |
Preparation Tips for Bihar DElEd Science Section
Scoring well in the Science section of the Bihar DElEd 2026 exam calls for a smart and disciplined strategy. Since the syllabus spans Physics, Chemistry, and Biology, candidates need to build strong basics and focus on questions that test real understanding rather than rote learning. A clear study plan, timely revision, and regular practice with previous years’ papers can sharply improve both accuracy and confidence. To help you streamline your preparation, here are five practical tips that can boost your performance and improve your chances of success.
- Understand the Syllabus Thoroughly – Go through the official syllabus and focus on important topics that have been frequently asked in previous exams. Prioritize conceptual clarity in Physics, Chemistry, and Biology.
- Make Short Notes for Quick Revision – Summarize key formulas, definitions, and concepts in brief notes. This will help in last-minute revision and ensure better retention.
- Practice Numerical and Application-Based Questions – Solve numerical problems in Physics and Chemistry, along with real-life application-based Biology questions, to improve problem-solving skills.
- Solve Previous Year Papers & Mock Tests – Attempt past question papers and mock tests regularly to familiarize yourself with the exam pattern and improve time management.
- Focus on Diagrams and Scientific Terms – Many Biology and Physics questions require a clear understanding of diagrams and scientific terminology. Practising labelled diagrams can enhance clarity and score better in descriptive questions.
| Bihar DELED 2026 Important Links | |
| Bihar DELED Notification 2026 | Bihar DELED Syllabus 2026 |
| Bihar DELED Previous Year Question Paper | Bihar DELED Exam Centre 2026 |



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