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By Ankit Gupta
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Updated on 19 Feb 2026, 11:22 IST
The CBSE Class 10 Science Blueprint 2026 is an important document for students preparing for the board exams. It clearly explains how the question paper is designed, how marks are distributed, and which units and chapters carry more weightage. By understanding the class 10 science blueprint 2026, students can plan their preparation in a structured and smart way.
The Science syllabus for Class 10 includes five main units and thirteen chapters. The theory paper carries 80 marks, and 20 marks are allotted for internal assessment. The total marks for the subject are 100. Going through the science blueprint class 10 2026 helps students focus on high-weightage topics and practice according to the marking scheme.
The class 10 cbse science blueprint 2026 provides complete details about the structure of the question paper. It includes information about the types of questions, section-wise division, and unit-wise marks distribution.
| Particulars | Details |
| Board | CBSE |
| Subject | Science |
| Mode of Exam | Offline |
| Duration | 3 Hours |
| Reading Time | 15 Minutes |
| Theory Marks | 80 |
| Internal Assessment | 20 |
| Total Marks | 100 |
| Passing Criteria | 33% overall |
The science class 10 blueprint 2026 shows that the board follows a balanced approach to testing knowledge, understanding, and application skills. There is no negative marking, so students can attempt all questions confidently.
Also Check: CBSE Class 10 Science Answer Key LIVE
According to the science blueprint 2026 class 10 cbse, the question paper includes different types of questions. Nearly half of the paper consists of competency-based questions. These questions test analytical thinking and concept clarity.
| Type of Questions | Weightage |
| Competency-Based Questions | 50% |
| Multiple Choice Questions (MCQs) | 20% |
| Short and Long Answer Questions | 30% |
The science class 10 blue print 2026 cbse ensures that students are tested not only on theory but also on application-based knowledge.
The blueprint of class 10 cbse 2026 science divides the question paper into five sections. There are a total of 39 questions.

| Section | Type of Questions | Number of Questions | Marks per Question | Total Marks |
| Section A | MCQs | 20 | 1 | 20 |
| Section B | Short Answer Type I | 6 | 2 | 12 |
| Section C | Short Answer Type II | 7 | 3 | 21 |
| Section D | Long Answer Type | 3 | 5 | 15 |
| Section E | Case/Source-Based | 3 | 4 | 12 |
| Total | 39 | 80 |
Students are given 15 minutes to read the paper before writing. The blue print of science class 10 2026 helps students understand how much time they should give to each section during the exam.
As per the blueprint of science class 10 cbse 2026, the answer booklet must be divided into three parts:

JEE

NEET

Foundation JEE

Foundation NEET

CBSE
Students must write answers only in the correct section. Answers written in the wrong section will not be evaluated. This instruction is clearly mentioned in the class 10 science blueprint 2026 cbse.
The class 10 cbse science blue print 2026 gives clear unit-wise marks distribution. Understanding unit-wise weightage helps students decide which areas need more attention.
| Unit | Topics Included | Marks |
| Unit 1: Chemical Substances – Nature and Behaviour | Chemical Reactions, Acids, Bases & Salts, Metals & Non-metals, Carbon Compounds | 25 |
| Unit 2: World of Living | Life Processes, Control & Coordination, Reproduction, Heredity & Evolution | 25 |
| Unit 3: Natural Phenomena | Reflection & Refraction of Light, Human Eye | 12 |
| Unit 4: Effects of Current | Electricity, Magnetic Effects of Current | 13 |
| Unit 5: Natural Resources | Our Environment | 5 |
| Total | 80 |
From the science blueprint class 10 2026, Units 1 and 2 carry the highest marks. Students should give extra time to these units.

The science class 10th blueprint 2026 also provides chapter-wise marking details. This helps students focus on important chapters.
| Chapter | Marks |
| Chemical Reactions and Equations | 6 |
| Acids, Bases and Salts | 3 |
| Metals and Non-metals | 10 |
| Carbon and its Compounds | 6 |
| Life Processes | 9 |
| Control and Coordination | 6 |
| How do Organisms Reproduce | 3 |
| Heredity and Evolution | 7 |
| Light – Reflection and Refraction | 10 |
| The Human Eye and the Colourful World | 2 |
| Electricity | 7 |
| Magnetic Effects of Electric Current | 6 |
| Our Environment | 5 |
| Total | 80 |
According to the blueprint for science class 10 2026, chapters like Metals and Non-metals and Light – Reflection and Refraction carry higher marks.
Do Check: CBSE Class 10 English Blueprint 2026
The blueprint of science class 10 cbse 2026 explains what type of questions are asked from each chapter.
| Chapter | Type of Questions | Marks |
| Chemical Reactions | Objective & Short Answer | 6 |
| Acids, Bases and Salts | Objective | 3 |
| Metals and Non-metals | Objective, Short & Case-Based | 10 |
| Carbon and its Compounds | Objective & Long Answer | 6 |
| Life Processes | Objective & Short | 9 |
| Control & Coordination | Objective & Short | 6 |
| Reproduction | Objective | 3 |
| Heredity & Evolution | Objective & Case-Based | 7 |
| Light | Short & Case-Based | 10 |
| Human Eye | Short | 2 |
| Electricity | Objective & Long | 7 |
| Magnetic Effects | Objective & Short | 6 |
| Environment | Short | 5 |
The class 10 cbse science blueprint 2026 shows that both theory and application-based questions are included.
The class 10 science blueprint 2026 cbse includes 20 marks for internal assessment. These marks are awarded by schools.
| Component | Marks |
| Periodic Tests | 5 |
| Subject Enrichment Activities | 5 |
| Practical / Lab Work | 5 |
| Portfolio | 5 |
| Total | 20 |
Students must perform well in internal activities to secure full marks.
The science blueprint class 10 2026 cbse is more than just a marks distribution chart. It helps students:
When students follow the blue print of class 10 cbse 2026 science, they can reduce exam stress and study in a focused manner.
Understanding the blueprint of science class 10 2026 is useful only if students apply it correctly.
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The CBSE Class 10 Science Blueprint 2026 is an official structure that explains how the Science question paper is designed. It includes details about unit-wise marks, chapter-wise weightage, types of questions, and total marks distribution for the board exam.
As per the class 10 science blueprint 2026, the theory paper carries 80 marks and internal assessment carries 20 marks. The total marks for the subject are 100.
According to the science blueprint class 10 2026 CBSE, Units 1 and 2 carry 25 marks each, Unit 3 carries 12 marks, Unit 4 carries 13 marks, and Unit 5 carries 5 marks. Understanding this helps students focus on high-weightage units.
The science blueprint 2026 class 10 CBSE includes competency-based questions, MCQs, short answer questions, long answer questions, and case-based questions. Around 50% of the paper is competency-based.
No, there is no negative marking mentioned in the class 10 CBSE science blueprint 2026. Students can attempt all questions without fear of losing marks for wrong answers.
Students can use the blueprint for science class 10 2026 to identify important chapters, focus on high-weightage topics, practice according to question types, and manage time effectively during preparation and in the final exam.