• Written By Insha_S

# West Bengal Board Class 9 Important Topics

As the West Bengal Board class 9 exams are stepping closer to you day by day, the pile of topics you need to cover remains. With the huge syllabus and limited time, are you considering skipping the topics you find hard to understand? But what if the topics you skipped appear in the question paper? It may sound like a nightmare, but there are things you can do to avoid this. Continue reading to find out more.

So, what is the solution? The only way to put an end to this is to cover all the WB Board Class 9 topics. But how can you study the topics that are hard to understand? The textbooks can be boring and confusing. What if you can access 3D visualised explanatory videos that break down complex topics into easier parts, helping you cover topics easily? Dive into the Embibe app that will ensure your cover the entire syllabus on time. Wondering how? Well, this article has everything you need.

## West Bengal Class 9 Topics at Embibe

The Embibe app provides 3D explanatory videos that will help you understand concepts easily and retain them longer. Best of all? The videos can be accessed for anytime, anywhere. Refer to the below information to find subject-wise WB Board Class 9 topics at Embibe.

### WB Board Class 9 Topics for Science (Physical Science)

Students can access the list of Physical Science topics from the below table:

 Chapters Topics Measurement Measurement and Unit Dimension of Physical Quantities Measuring Instruments Force and Motion Rest and Motion Equations of Motion Newton’s First Law of Motion Newton’s Second Law of Motion Newton’s Third Law of Motion Different Types of Forces Linear Momentum and Conservation of Linear Momentum Matter: Structure and Properties Pressure of Liquid and Air Archimedes’ Principle Surface Tension Viscosity Bernoulli’s Theorem Elasticity Effect of Energy: Work, Power and Energy Work Power Energy Heat Calorimetry Equivalence of Work and Heat Latent Heat Saturated and Unsaturated Vapour Anomalous Expansion of Water Sound Sources of Sound and Vibration Propagation of Sound Some Properties of Sound Characteristics of Sound The Human Ear and Mechanism of Hearing of Sound Sound Pollution Atomic Structure Composition of Atom Sub-atomic Particles Atomic Models Atomic Number and Mass Number Isotopes, Isobars, Isotones and Iso-electronics Distribution of Electrons in Different Orbits(Shells) Electron Transitions and Formation of Cations Nuclear Force Mole Concept Mole Concept Atomic Mass and Gram Atomic Mass Molecular Mass and Formula Mass Relation of Mole with Other Parameters Solution Mixture Solutions Colloids and Suspension Emulsions Soaps and Detergents Dissolution of Ionic, Small and Macromolecules in Water Solubility Crystals and Crystallisation Uses of Non-aqueous Solvents and their Harmful Effects Strength of a Solution in Different Units Acids, Bases and Salts Acids Bases Indicators Chemical Properties of Some Important Acids and Bases Salt and it’s Classification Oxides and their Classification pH Scale and its Importance Importance of pH in Everyday Life Acid Rain Neutralisation Separation of Components of Mixtures Need of Separation of Components of Mixtures Different Methods of Separation of Mixtures Water Introduction to Water Importance of Water Properties of Water Water- Universal Solvent Purification of Water Soft Water and Hard Water Water Pollution

### WB Board Class 9 Topics for Science (Life Science)

The following table provides the list of class 9 Life Science topics:

 Chapters Topics Basic Properties of Life 1.1.1 Definition of Life 1.1.2 Basic Properties of Life 1.1.3 Abiotic Origin of Life 1.1.4 Sources of Variation in Life Biology is the Study of Patterns and Processes of Life and Its Diversity 1.2.1 Objective of Studying Biology 1.2.2 Biological Studies at Different Levels and Aspects 1.2.3 Infusion of Knowledge from Other Branches of Science into Biology 1.2.4 Applications of Modern Biology Classification of Diversity of Life 1.3.1 Birth of Modern Taxonomy Taxonomy and Taxonomic Hierarchical Arrangement Binomial Nomenclature Five Kingdoms of Life Classification of Kingdom Plantae Classification of Kingdom Animalia Biomolecules and Their Behaviour Inorganic Compounds Organic Compounds Vitamins and their Roles in Human Body Minerals and their Roles in Human Body Cell Discovery of Cell Cell Wall Cell Membrane Protoplasm Cytoplasmic Organelles Prokaryotic and Eukaryotic Cells Tissue Concept of Tissue as an Organization Level Meristematic Tissue Permanent Tissue Epithelial Tissue Connective Tissues Muscular Tissues Nervous Tissue Major Organs of Human Body and Their Functions Major Organs of Human Body and Their Functions Plant Physiology Photosynthesis Mineral Nutrition Transpiration Movement of Water, Minerals, Food and Gases Respiration Organ-level Respiration Cellular Respiration Nutrition Concept of Nutrition Types of Nutrition Holozoic Nutrition Components of Alimentary System Overview of Digestion Digestive Enzymes Metabolism Dietary Food Intake and Associated Problems Circulation Concept of Circulation Types of Circulation Different Body Fluids Composition of Blood Blood Group and Blood Donation Coagulation of Blood Internal Structure of Human Heart Course of Circulation of Blood Excretion Concept of Excretion Excretion in Plants Excretion in Animals Human Excretory System Accessory Excretory Organs of Human Immunity and Human Diseases Concept of Immunity Concept of Vaccine Pathogen and Parasites Causing Human Disease Concept and components of WASH Microbes in Human Welfare in Our Everyday Life Microbes in Biocontrol Agents Microbes as Biofertilizers Ecology and Ecological Organisation Concept of Ecology Ecological Interactions at Individual Level Ecological Interactions at Population Level Ecological Interactions at Community Level Ecological Interactions at Ecosystem Level Functional Aspects of Ecology Natural Resources and Its Sustainable Use Forest as Natural Resource Water as Natural Resource Food Sources Energy

### WB Board Class 9 Topics for Mathematics

Students can refer to the below table to access the list of class 9 topics for Mathematics:

 Chapters Topics Real Numbers Basics of Number System Decimal Expansions of Real Numbers Irrational Numbers Representation of Real Numbers on Number Line Operations on Real Numbers Theory of Indices Exponents and Surds Profit and Loss Profit and Loss Discount Logarithm Basics of Logarithm Laws of Logarithm Polynomials Basics of Polynomials Zeros of a Polynomial Operation on Polynomials Remainder and Factor Theorem Factorization Factorisation of Polynomials Factorisation of Polynomials using Algebraic Identities Solution of Linear Simultaneous Equation Solution of Simultaneous Linear Equation Theory of Sets Sets and their Representation Types of Sets Subsets Operations on Sets Different Properties of Parallelogram Simultaneous Linear Equation Different Properties of Parallelogram Graph of Linear Equations Parallelograms and their Properties Theorems Regarding Intercepts and Mid-points with their Applications Intercept Theorem and its Applications Theorems on Area Concepts of Area Theorems of Concurrency Concurrent Lines and Related Theorems Application of Pythagoras Theorem Pythagoras Theorem and its Application Construction Area Related Constructions Formula of Distance between Points and its Applications Distance Formula Section Formula Area of a Triangle Formula Rectangle, Square and Triangle Perimeter and Area of Different Quadrilaterals and Triangles Perimeter and Area of Circle Terms Related to Circle Perimeter and Area of Circle Frequency Distribution Introduction to Statistics Presentation of Data Cumulative Frequency Distribution Graphs and Charts Different Types of Graphs, Charts and Diagrams Theory of Probability Probability – A Theoretical Approach

### FAQs on West Bengal Board Class 9 Topics

The following are some of the most frequently asked questions on WB Board Class 9 topics:

Q: What are the benefits of studying the West Bengal Board Class 9 topics at Embibe?

Ans: By referring to the Embibe app, students can access West Bengal Board Class 9 topic’s 3D visualised explanatory videos making it easy for candidates to understand and retain topics for longer.

Q: Where can I access the West Bengal Board Class 9 subject-wise topics list?

Ans: Students can access the West Bengal Board Class 9 subject-wise topics list from the above article.

Q: How many topics are there in the Heat chapter?

Ans: There are 5 topics in the Heat chapter.

Q: Where can I access the West Bengal Board Class 9 topic’s explanatory videos for?

Ans: Students can access the West Bengal Board Class 9 topic’s explanatory videos for at Embibe.

We hope the above article has answered all your doubts and queries. Embibe wishes you good luck and all the best.

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