General Science Class 7 English Medium is published by Punjab Textbook Board (PTB), Lahore. This book follows the official Class 7 science syllabus and is used in English medium schools across Punjab. Both the old PTB edition and the updated e-Learn Punjab edition are available below.
Class 7 students use this book for understanding core science topics and preparing for annual board exams. It covers biology, chemistry, physics, and space science in clear English, making it a complete guide for Class 7 General Science.
Book Overview
- Class: 7
- Subject: General Science
- Medium: English
- Board: Punjab Textbook Board (PTB), Lahore
- Total Chapters: 12
- Format: PDF
Chapter List
Chapter 1: Human Organ Systems
Students learn about the digestive and respiratory systems in the human body, how they function together, and common disorders like diarrhoea, constipation, and pneumonia.
Chapter 2: Transport in Humans and Plants
This chapter covers the human blood circulatory system, how the heart pumps blood, and how water and food are transported in plants through roots and the translocation process.
Chapter 3: Reproduction in Plants
Students learn about pollination, fertilization, seed and fruit formation, and the different types of plant reproduction including sexual and asexual methods.
Chapter 4: Environment and Feeding Relationships
This chapter covers ecosystems, habitats, food chains, food webs, and how living organisms adapt to and interact with their environment.
Chapter 5: Water
Students explore water as an essential resource, its sources, impurities, purification methods including filtration and chlorination, and the importance of water conservation.
Chapter 6: Structure of an Atom
This chapter introduces atomic structure, atomic and mass numbers, electron distribution in shells, valency, ions, isotopes, molecules, and the law of constant composition.
Chapter 7: Physical and Chemical Changes and Processes
Students learn to differentiate between physical and chemical changes, and explore applications like fuels, fertilizers, and plastics. Reversible and irreversible changes are also covered.
Chapter 8: Transmission of Heat
This chapter explains the three methods of heat transfer — conduction, convection, and radiation — with everyday applications including the vacuum flask and weather patterns.
Chapter 9: Dispersion of Light
Students learn about refraction, laws of refraction, total internal reflection, dispersion of white light through a prism, the spectrum, and the colours of objects and light.
Chapter 10: Sound Waves
This chapter covers transverse and longitudinal waves, wavelength, frequency, amplitude, speed of sound, audible range, pitch and loudness, and applications of sound.
Chapter 11: Circuits and Electric Current
Students explore electric current flow, series and parallel circuits, resistance, voltage, electrical power, effects of electric current, and electrical safety practices.
Chapter 12: Investigating the Space
This chapter introduces the Big Bang Theory, stars, galaxies, the Milky Way, star distances, constellations, the life cycle of stars, and tools used for space observation.
Download General Science Class 7 English Medium PDF
Two editions are available below. Download the one your school uses.
e-Learn Punjab Edition (Latest):
⬇ Download PDF (e-Learn Punjab)
Old PTB Edition:
⬇ Download PDF (Old PTB)
Who Should Read This Book
This book is for Class 7 students studying General Science in English medium schools across Punjab. It is also helpful for teachers preparing lessons and parents supporting their children with homework and exam preparation.
Applicable Boards
This book is published by Punjab Textbook Board (PTB), Lahore. It is used in English medium schools across Punjab. Students from other provincial boards with a similar Class 7 General Science syllabus may also find it useful for reference.