Biology Class 9th Chapter 3 New Book 2026 PDF Free Download | Solved Exercises + Notes The Punjab Curriculum and Textbook Board (PCTB) has officially released the new Biology Book for Class 9 (2026 Edition) with updated content, improved diagrams, and simplified explanations. Chapter 3, titled “The Cell”, plays a crucial role in understanding how […]
biology class 9th chapter 3 new book 2026 pdf free Read More »
9th Class Biology notes chapter 2 pdf — Biodiversity (Solved Exercises + MCQs) Biology explains the living world around us, and Chapter 2 of Class 9 is titled “Biodiversity.” This chapter introduces students to the vast diversity of organisms, their classification, and their importance in maintaining ecosystems. For exam preparation, we provide the 9th Class
9th Class Biology notes chapter 2 pdf Read More »
Class 9 Computer Notes Chapter 5 PDF — Computer Software (Solved Exercises + MCQs, SQs, LQs) Computers cannot function without software. While hardware refers to the physical parts of a computer, software makes those parts useful by providing instructions and commands. Chapter 5 of Class 9 Computer, titled “Computer Software”, explains the types of software,
Class 9 Computer notes chapter 5 pdf Read More »
Class 9 Computer Notes Chapter 4 PDF — System Troubleshooting (Solved Exercises + MCQs, SQs, LQs) Computers are complex systems, and sometimes they face problems that interrupt their performance. The ability to identify and fix such issues is called System Troubleshooting. Chapter 4 of Class 9 Computer Science explains the concept of troubleshooting, common hardware
Class 9 Computer notes chapter 4 pdf Read More »
Class 9 Computer Notes Chapter 3 PDF — Digital System & Logic Design (Solved Exercises + MCQs) Computers may look complicated, but their working principle is based on simple logical decisions. Class 9 Computer Chapter 3, titled “Digital System & Logic Design”, introduces students to how computers process data using digital electronics and logic gates.
Class 9 Computer Notes Chapter 3 PDF Read More »
Class 9 Computer Notes Chapter 2 PDF — Number System (Solved Exercises + MCQs) The world of computing starts with numbers, and understanding how computers represent and process information is the foundation of computer science. In Class 9 Computer Chapter 2, titled “Number System”, students are introduced to binary, octal, decimal, and hexadecimal systems. To
Class 9 Computer Notes Chapter 2 PDF Read More »
Class 9 Computer Notes Chapter 1 — Complete PDF Guide (Introduction to System) Preparing for the Class 9 computer exam is easier when you have focused, well-structured materials. This guide explains exactly what should be included in your class 9 computer notes chapter 1 package (Chapter name: Introduction to System), why both English and Urdu
Class 9 Computer Notes Chapter 1 Read More »
Class 9 Biology notes chapter 1 pdf — The Science of Biology (Solved Exercises + MCQs) Biology begins with curiosity about life and living organisms. Class 9 Biology Chapter 1 is titled “The Science of Biology”, and it introduces students to the importance, scope, and applications of biology in our daily lives. To make this
Class 9 Biology notes chapter 1 pdf Read More »
Class 9 Physics notes chapter 9 pdf — Nature of Science (MCQs + Solved Exercises) Chapter 9 of Class 9 Physics is titled Nature of Science, a chapter that introduces students to the principles of scientific knowledge, methodology, and applications in everyday life. This unit encourages critical thinking and shows how science evolves through observation,
Class 9 Physics notes chapter 9 pdf Read More »
Class 9 Physics notes chapter 8 pdf — Magnetism (MCQs + Solved Exercises) Magnetism is one of the most fascinating topics in Physics, as it explains the invisible forces that affect our everyday life, from compass needles to modern electric devices. In the Punjab board syllabus 2026, Class 9 Physics Chapter 8 focuses on magnetic
Class 9 Physics notes chapter 8 pdf Read More »