NCERT Solutions for Class 8 Science – Chapter-wise Guide (Latest Edition)

Welcome to NCERTSolutions.org, your one-stop learning platform for Class 8 Science NCERT Solutions.
These chapter-wise solutions are crafted to help students grasp fundamental scientific concepts, apply them to real-life situations, and perform exceptionally well in school exams and Olympiads.

Our solutions strictly follow the latest NCERT textbook (2025 edition) and are written in clear, easy-to-understand language, helping students develop a strong foundation in Physics, Chemistry, and Biology.

🧪 Class 8 Science Chapters

  1. Crop Production and Management

  2. Microorganisms: Friend and Foe

  3. Synthetic Fibres and Plastics

  4. Materials: Metals and Non-metals

  5. Coal and Petroleum

  6. Combustion and Flame

  7. Conservation of Plants and Animals

  8. Cell — Structure and Functions

  9. Reproduction in Animals

  10. Reaching the Age of Adolescence

  11. Force and Pressure

  12. Friction

  13. Sound

  14. Chemical Effects of Electric Current

  15. Some Natural Phenomena

  16. Light

  17. Stars and the Solar System

  18. Pollution of Air and Water

🔍 Chapter-wise Overview

1. Crop Production and Management

Learn how food is produced and managed through different agricultural practices.
Focus: Basic farming techniques, irrigation, storage, and tools used in agriculture.

2. Microorganisms: Friend and Foe

Explore how microorganisms can help us make curd and medicines — yet cause diseases too.
Focus: Beneficial microbes, pathogens, food spoilage, and disease prevention.

3. Synthetic Fibres and Plastics

Understand how man-made fibres are created and their effects on the environment.
Focus: Types of synthetic fibres, uses, recycling, and environmental concerns.

4. Materials: Metals and Non-metals

Dive into the world of materials to learn their physical and chemical properties.
Focus: Properties, reactions, and uses of metals and non-metals in daily life.

5. Coal and Petroleum

Discover how fossil fuels form, their uses, and why conservation is vital.
Focus: Formation of coal and petroleum, refining process, and renewable alternatives.

6. Combustion and Flame

Understand the science behind burning and the different types of flames.
Focus: Chemical reactions in combustion, fire control, and types of fuels.

7. Conservation of Plants and Animals

Learn why biodiversity matters and how to protect endangered species.
Focus: Wildlife sanctuaries, national parks, deforestation, and conservation methods.

8. Cell — Structure and Functions

The basic building block of life explained in detail with diagrams and examples.
Focus: Cell structure, organelles, and differences between plant and animal cells.

9. Reproduction in Animals

Explore how animals reproduce through various biological processes.
Focus: Sexual and asexual reproduction, fertilization, and stages of development.

10. Reaching the Age of Adolescence

Understand physical and emotional changes during adolescence.
Focus: Puberty, hormonal changes, and personal hygiene awareness.

11. Force and Pressure

Learn how push and pull create motion and how pressure acts in solids, liquids, and gases.
Focus: Contact and non-contact forces, atmospheric pressure, and practical applications.

12. Friction

Discover how friction helps us walk — and sometimes slows us down.
Focus: Factors affecting friction, advantages, disadvantages, and lubrication techniques.

13. Sound

Explore the nature, production, and properties of sound waves.
Focus: Vibrations, amplitude, frequency, and how sound travels through different media.

14. Chemical Effects of Electric Current

Learn what happens when electricity passes through liquids.
Focus: Electrolysis, chemical deposition, and uses in electroplating.

15. Some Natural Phenomena

Understand lightning, earthquakes, and how to stay safe during natural hazards.
Focus: Electrostatic charges, safety measures, and causes of natural events.

16. Light

Dive into the fascinating world of optics and reflection.
Focus: Laws of reflection, mirrors, lenses, and image formation.

17. Stars and the Solar System

Discover the wonders of space, from planets to constellations.
Focus: Solar system structure, moon phases, and artificial satellites.

18. Pollution of Air and Water

Learn how human activities harm the environment and what can be done to reduce pollution.
Focus: Causes, effects, and prevention of air and water pollution.

✅ Why Choose Our Class 8 Science Solutions

  • 100% NCERT-based answers with simple explanations

  • Step-by-step reasoning for conceptual clarity

  • Helpful for CBSE exams, Olympiads, and school assessments

  • Developed by experienced science educators

  • Free, accessible, and easy to understand for all learners