What's Inside These Class 10 Biology Notes
These Class 10 Biology notes cover the complete 2026 Punjab Board syllabus (PECTAA), organized chapter-wise from Chapter 1 to Chapter 10. Each chapter gives you five question types to prepare from: Multiple Choice Questions, Exercise Short Questions, Long Questions (Answers in Detail), Inquisitive Questions, and Short Questions.
The notes follow the textbook structure — from the Human Digestive System, Respiratory System, Blood Circulatory System, and Urinary System, through Coordination, Reproduction, and Variation and Inheritance, and finishing with Biotechnology, Diseases and Immunity, and Evolution.
Use the accordion below to expand any chapter and open the resource you need. A search box is provided to quickly locate chapters by number, title, topic, or resource name.
Prepared by Hira Science Academy — following the official 2026 Punjab Board Biology framework and PECTAA assessment guidelines.
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All 10 Chapters – Complete Coverage
Click on any chapter to expand and view the available resources.
Chapter 1 – Human Digestive System
Nutrition, digestion, absorption, assimilation, the human digestive system, digestive organs and common digestive disorders.
Chapter 2 – Human Respiratory System
Human respiratory organs, gaseous exchange, breathing mechanism and major respiratory disorders.
Chapter 3 – Human Blood Circulatory System
Blood components, heart structure, blood vessels, circulation and cardiovascular disorders.
Chapter 4 – Human Urinary System
Urinary organs, nephron structure, kidney function, urine formation and kidney disorders.
Chapter 5 – Coordination
Neurons, nervous system organization, coordination, endocrine glands and hormones.
Chapter 6 – Reproduction
Gamete formation, fertilization, reproductive systems, hormonal control and sexually transmitted diseases.
Chapter 7 – Variation and Inheritance
Chromosomes, DNA, RNA, genes, inheritance and Mendelian laws of inheritance.
Chapter 8 – Biotechnology
Biotechnology, genetic engineering, applications, recombinant DNA and potential risks.
Chapter 9 – Diseases and Immunity
Diseases, pathogens, body defenses, immunity and mechanisms of protection against disease.
Chapter 10 – Evolution
Darwin's observations, natural selection, variation, speciation and evidence of evolution.
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Try "Digestive System", "Chapter 5", or "Biotechnology".
Frequently Asked Questions
Common questions about the Class 10 Biology 2026 Punjab syllabus
What chapters are included in Class 10 Biology 2026? ↓
The 2026 Punjab Board Biology syllabus covers Chapters 1 to 10: Human Digestive System, Human Respiratory System, Human Blood Circulatory System, Human Urinary System, Coordination, Reproduction, Variation and Inheritance, Biotechnology, Diseases and Immunity, and Evolution.
What Biology resources are available for each chapter? ↓
Each chapter includes five resource types: Multiple Choice Questions (MCQs), Exercise Short Questions, Long Questions (Answers in Detail), Inquisitive Questions, and Short Questions. Each chapter also has its own Chapter Hub page.
Are these Biology notes organized chapter-wise? ↓
Yes. The notes are organized chapter-wise from Chapter 1 to Chapter 10, following the 2026 Punjab Board Biology syllabus. Each chapter hub links to all resource pages for that chapter.
What question types are available? ↓
Each chapter offers Multiple Choice Questions (MCQs), Exercise Short Questions, Long Questions with detailed answers, Inquisitive Questions, and Short Questions. Exercise Short Questions and Short Questions are separate resources.
How can students prepare Biology for the Class 10 board examination? ↓
Students should study each chapter using the chapter hub, practice MCQs for quick recall, work through Exercise Short Questions and Short Questions for conceptual clarity, and study Long Questions for detailed understanding. Inquisitive Questions help develop critical thinking. Regular revision of each chapter's resources is recommended.