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NCERT Class 9 Science book consists of 15 chapters comprising concepts from basic physics, chemistry and biology. NCERT Class 9 Science provides a basic understanding of scientific concepts for all higher classes. In this article, NCERT Class 9 Science book is provided in a downloadable format along with the respective Class 9 Science NCERT Solutions and Class 9 concept notes.
Download NCERT Class 9 Science Full Book PDF
NCERT Class 9 Science Chapterwise PDF Links
All the chapterwise PDF links of NCERT Class 9 Science along with the respective NCERT Solutions are given below.
NCERT Class 9 Science Chapterwise Important Topics
All important topics of NCERT Class 9 Science book have been provided in a PDF along with additional reference materials.
Chapter 1: Matter in Our Surroundings
Matter in our surroundings chapter provides a basic understanding of the composition of the states of matter present around us. Some of the important topics in this chapter are:
- Definition of Matter
- Physical Nature of Matter
- Characteristics of Particles of Matter
- Properties Of Matter
- Evaporation
- Condensation
Chapter 2: Is Matter Around Us Pure
Is Matter Around Us Pure chapter deals with the chemical composition and the properties of the composition of various substances. Some of the important topics in this chapter are:
- What is a Solution?
- Solute
- Concentration of a Solution
- Difference Between Pure Substance and Mixture
- Types of Mixtures
- Centrifugation
- What is a Suspension?
- Difference Between Element and Compound
Chapter 3: Atoms and Molecules
Atoms and Molecules chapter deals with atoms, its properties and how it forms molecules and their differences. Some of the important topics in this chapter are:
- What is an Atom?
- What is a Molecule?
- Isotopes and Isobars
- Writing Chemical Formulae
- Difference Between Atom and Molecule
Chapter 4: Structure of the Atom
Structure of an atom chapter explains in detail the atom, its subatomic particles, its properties and how it participates in chemical reactions. Some of the important topics in this chapter are:
Chapter 5: The Fundamental Unit of Life
Fundamental unit of life chapter deals with the concept of cell, its structure, functions, types and cell organelles. Some of the important topics in this chapter are:
- Plant Cell
- Animal Cell
- Difference between plant cells and animal cell
- Endoplasmic Reticulum
- Protoplasm
- Unicellular Organisms
Chapter 6: Tissues
Tissues chapter explains the formation of tissues, their significance, types of tissues seen in plants and animals. Some of the important topics in this chapter are:
- Plant Tissues
- Difference Between Simple And Complex Tissue
- Permanent tissue
- Difference Between Xylem And Phloem
- Muscular Tissue
- Connective tissues
- Neurotransmitter
- Plant tissue vs animal tissue
- Tendon
- Class 9 chapter 6 tissues MCQ
Chapter 7: Diversity in Living Organisms
Diversity in Living organisms chapter explains the theory of classification of all organisms based on their characteristics. Some of the important topics in this chapter are:
- Biodiversity In Plants And Animals
- Five kingdom classification
- Fungi
- Bacteria
- Pisces
- Amphibia
- Reptilia
- Aves
- Mammalia
- Class 9 Chapter 7 Diversity In Living Organisms MCQ
Chapter 8 Motion
Motion chapter includes concepts related to motion such as speed, velocity, acceleration and all such laws governing motions. Some of the important topics in this chapter are:
- Equations of Motion
- Distance Time Graph
- Velocity Formula
- Graphical Representation of Motion
- Equations of Motion by Graphical Method
- Difference Between Distance and Displacement
Chapter 9: Force and Laws of Motion
Force and Laws of Motion chapter deals with the concept of force, its types and related Newton’s laws of motion. Some of the important topics in this chapter are:
- Balanced and Unbalanced Forces
- First Law of Motion
- Inertia and Mass
- Second Law of Motion
- Non-Contact Force
- Balanced Force
- Force and Motion
- Force of Friction
Chapter 10: Gravitation
Gravitation chapter covers the phenomenon of gravitation that is exhibited by the earth and laws relating to it. Some of the important topics in this chapter are:
- Mass and Weight
- Density of Water
- Elementary Idea Of Relative Density
- Difference between gravitation and gravity
- Why doesn't the moon fall into the earth
Chapter 11: Work, Power, and Energy
Work, Power and Energy chapter provide an indepth view of the physical quantities, its formulas and units. Some of the important topics in this chapter are:
- Work
- Law of Conservation of Energy
- Unit of Energy
- Difference between Work and Energy
- Simple Machines
Chapter 12: Sound
Sound chapter delas with the types of sound, its properties and the modes of propagation. Some of the important topics in this chapter are:
- Production and Propagation of Sound
- Reflection of Sound
- Reverberation
- Difference Between Echo and Reverberation
- Ultrasound
- Sonar
Chapter 13: Why Do We Fall Ill
Why do we fall ill chapter covers the concept of diseases, bacterias, viruses, symptoms, treatment and preventions. Some of the important topics in this chapter are:
- Health and its failure
- Chronic disease and poor health
- Modes of Transmission of Diseases
- Principles of Treatment
- Kala azar
- Rickets
- Polio
- Smallpox
Chapter 14: Natural Resources
Natural Resources chapter covers all the resources that are classified as natural, its importance and preservation. Some of the important topics in this chapter are:
Chapter 15: Improvement in Food Resources
Improvement in food resources chapter deals with the process of production of food, green revolution movement and management of food resources. Some of the important topics in this chapter are:
- Nutrient Management
- Organic Farming
- Crop Production
- Manures And Fertilizers
- Storage Of Grains
- Improvement In Crop Yields
Reference Books for Class 9 Science
Students can also refer additional reference books to have a wider perspective of the concept and subject. Some of the best reference books for Class 9 Science is given below.
- Science Class 9 by Oswal Publications
- Science Class 9 by Lakhmir Singh and Manjit Kaur
| Additional Resources for Class 9 Science | ||
|---|---|---|
| Class 9 Notes | Periodic Table | Basic Physics |
| Basic Chemistry | Basic Biology | Important Chemical Reactions |
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