9/29/24, 10:09 PM NCERT Solutions for Class 10 Science Chapter-wise Revised FREE PDF

Important Topics Covered in Chapter 1: Chemical Reactions and Equations

Chemical Reactions and Equations

Chemical Equations

Types of Chemical Reactions

Effects of Oxidation Reactions in Everyday Life

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Chemical Reactions and Equations Important Questions

Chemical Reactions and Equations Revision Notes

Chemical Reactions and Equations NCERT Exemplar Solutions

Chemical Reactions and Equations Class 10 MCQ and Answers

Chapter 2 - Acids, Bases and Salts

Chapter 2 of NCERT Class 10 Science delves into the key concepts of different chemical
properties and interactions of acids, bases, and salts.Science NCERT Class 10 Solution will
help grasp the fundamental idea on:

The characteristic properties of acids and bases.

How acids and bases react with each other and other substances, like metals and
carbonates.

The concept of pH, a vital tool for determining the strength of acids and bases.

The formation and properties of salts, and their role in everyday life.

Class 10 Science solutions will help you build a strong conceptual foundation and enhance
your analytical skills.

Important Topics Covered in Chapter 2: Acids, Bases and Salts

What are acids, bases and salts?

Types and chemical properties of acids, bases and salts

pH and its Importance in everyday life

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Acids, Bases and Salts Revision Notes

Acids, Bases and Salts NCERT Exemplar Solutions

Chapter 3 - Metals and Non- Metals

This Chapter takes a closer look at the fundamental categories of elements- Metals and Non-
metals. Class 10 Science Solutions will help you delve deeper into the following topics:

The fundamental differences between metals and non metals.

The ways in which metals react with other substances and how this reactivity influences
their practical use.

The concept of a reactivity series which helps to predict how metals interact with other
elements.

The formation of ionic bonds and properties of ionic compounds.

The Science between formation and extraction of metals from their ores.

Science NCERT Class 10 solutions will help you to comprehend key concepts, enhance
problem solving skills and prepare effectively for your examinations.

Important Topics Covered in Chapter 3: Metals and Non- Metals

What are metals and non-metals

Properties of metals and non-metals

Chemical properties

Physical properties

Metal oxides

Occurence of Metals

Corrosion

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provided by Vedantu, for Chapter 3 of CBSE Class 10–

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Metals and Non-metals Important Questions

Metals and Non-metals Revision Notes

Metals and Non-metals NCERT Exemplar Solutions

Chapter 4 - Carbon and its Compounds

NCERT Class 10 Science Solution will give an insight into the world of Carbon and its
compounds. This chapter will help in the better understanding of the following topics:

Grasp the understanding of Carbon, its unique properties and its practical applications.

The concept of Covalent bonding that glues carbon based compounds together and the
different types of carbon compounds.

Covers the systematic nomenclature of carbon compounds according to the IUPAC

guidelines, enabling students to identify and name different organic molecules.

The properties of common carbon compounds like ethanol, ethanoic acid, soaps, and
detergents.

NCERT Class 10 Science Solution will help to lay a solid foundation on the concepts of
Carbon Chemistry and help students to ace their exams.

Important Topics Covered in Chapter 4: Carbon and its Compounds

Covalent bonding in carbon compounds

Allotropes of carbon

Saturated and unsaturated carbon compounds

Chains, branches and rings in carbon compounds and Isomers

Nomenclature of carbon compounds

Chemical properties of carbon compound

Ethanol and Ethanoic Acid

Soaps and Detergents

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Vedantu, for Chapter 4 of CBSE Class 10 –

Carbon and Its Compounds Important Questions

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Carbon and Its Compounds Revision Notes

Carbon and Its Compounds NCERT Exemplar Solutions

Chapter 5 - Life Processes

NCERT Class 10 Science Solution of Chapter 5 explores the essential processes that sustain
life in living organisms. This Chapter delves into various vital functions such as nutrition,
respiration, transportation, and excretion which are essential for the maintenance and survival
of all living organisms. This chapter deals with:

The characteristics that differentiate living beings from non-living beings.

The essential life processes that sustain life: nutrition, respiration, transportation,
excretion, response to stimuli, reproduction, and growth.

The relationship between various biological processes and how each function is
dependent on the others to maintain a delicate equilibrium.

Class 10 Science solutions will help students to simplify complex topics, provide illustrative
visuals, and provide detailed answers to textbook questions that help students lay a solid
foundation in biology.

Important Topics Covered in Chapter 6: Life Processes

Nutrition

Respiration

Transportations

Digestion

Excretion

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for Chapter 5 of CBSE Class 10–

Life Processes Important Questions

Life Processes Revision Notes

Life Processes NCERT Exemplar Solutions

Chapter 6 - Control and Coordination

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This chapter delves into the mechanisms by which living organisms sense their environment,
process information, and respond accordingly. NCERT Class 10 science Solutions for chapter
6 give insights on the following topics:

The importance of Control and Coordination for the survival of Organisms .

The different types of nervous systems in animals, from the simple nerve net in hydras
to the complex brain and spinal cord found in humans.

The structure and function of neurons which is responsible for transmitting information
throughout the body.

The role of hormones in animals that regulate growth and development

The concept of reflex actions that ensure rapid and automatic reactions.

Class 10 Science solutions will help students to identify their weaker areas and enhance their
understanding.

Important Topics covered in Chapter 6: Control and Coordination

Nervous System

Reflex Action

Human Brain

Coordination in Plants

Hormones in Animals

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Control and Coordination Important Questions

Control and Coordination Revision Notes

Control and Coordination NCERT Exemplar Solutions

Chapter 7 - How do Organisms Reproduce

This chapter deals with the fascinating mechanisms by which organisms reproduce and
ensure the continuation of their species. The chapter covers the modes of reproduction :
asexual and sexual reproduction, the reproductive systems of different organisms, and the

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9/29/24, 10:09 PM NCERT Solutions for Class 10 Science Chapter-wise Revised FREE PDF

process of fertilisation and development. It also focuses on human reproductive health,

highlighting the importance of reproductive knowledge and awareness.

Class 10 Science Solution Chapter 7 provides accurate and detailed explanations to better
understand and make learning engaging and effective.

Important topics covered in Chapter 7: How do Organisms Reproduce

Reproduction

Types of Reproduction

Asexual Reproduction and its Types

Sexual Reproduction

Human Reproduction

Reproductive Health

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How do Organisms Reproduce? Important Questions

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Chapter 8 - Heredity
The Chapter Heredity explores the principles governing the transmission of characters from
one generation to another and also explains the genetic makeup and diversity observed within
species.This chapter gives insights into:

The mechanisms by which traits are inherited and expressed.

The fascinating experiment of Gregor Mendel, known as the "Father of Genetics," and
his trials with pea plants which led to the discovery of fundamental laws of inheritance.

The difference between dominant and recessive traits.

The phenomenon of sex determination in humans and other organisms.

Science NCERT Class 10 Solutions will help the students to understand the basic principles of
heredity and variation and clarify doubts for the better understanding of the subject.
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Important topics covered in Chapter 8: Heredity

Heredity

Mendel’s Pea Experiment

Dominant and Recessive Traits

Expression of Traits

Sex Determination

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Vedantu, for Chapter 9 of CBSE Class 10–

Heredity and Evolution Important Questions

Heredity and Evolution Revision Notes

Heredity and Evolution NCERT Exemplar Solutions

Chapter 9 - Light - Reflection and Refraction

NCERT Solutions Class 10 Science for chapter 9 provides insights into the fascinating
phenomenon of light- Reflection and Refraction. This Chapter explores the fundamental
principles governing the behavior of light and help us to gain better understanding on:

The nature and properties of light

The concept of Reflection and laws of reflections

Spherical Mirror and lenses, its image formation and applications

The concept of refraction and Refractive Index

Numerical problems and solutions related to reflection and refraction

Important Formulas covered in Chapter 9: Light - Reflection and Refraction.

Mirror Formula: 1f 𝑓 = 1u 𝑢 + 1v 𝑣
1 1 1

Where, f = focal length

u= object distance

v= image distance

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Magnification(m) = height of image (h') / height of object (h) = -Object distance (u) /
image distance (v)
′ ℎ′
m= h = - uv
𝑢
h ℎ 𝑣

Lens Formula: 1f 𝑓 = 1v 𝑣 - 1u 𝑢
1 1 1

Power of lens: p = 1 / f

Important Topics Covered in Chapter 9: Light - Reflection and Refraction

Reflection of light

Spherical mirrors

Mirror formula and magnification

Refraction of light

Image formation by lenses and their ray diagrams

Lens formula and magnification

Power of a lens

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for Chapter 9 of CBSE Class 10–

Light Reflection and Refraction Important Questions

Light Reflection and Refraction Revision Notes

Light Reflection and Refraction NCERT Exemplar Solutions

Chapter 10 - The Human Eye and the Colourful World

Class 10 Science Solutions for Chapter 10 deals with the fascinating structure and function of
the human eye and the mechanism behind the sense of sight. This Chapter explains how our
eyes transform light into the beautiful spectrum of colours. This Chapter deals with:

The structure of the human eye and its components.

The function of its component in focussing light and translating it into electrical signals.

The idea of photoreceptor cells, specifically rods and cones, and their significance in
vision and color perception.

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How the brain processes visual impulses, allowing us to see in color.

The importance of maintaining healthy vision.

NCERT Class 10 Science Solutions will help students grasp the concepts related to the
human eye and optics. By using our resources, students can strengthen their understanding,
clarify any doubts, and prepare effectively for their examinations.

Important Topics Covered in Chapter 10: The Human Eye and the Colourful
World

Structure of Eye

Myopia

Hypermetropia

Presbyopia

Tyndall Effect

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for Chapter 10 of CBSE Class 10–

Human Eye and Colourful World Important Questions

Human Eye and Colourful World Revision Notes

Human Eye and Colourful World NCERT Exemplar Solutions

Chapter 11 - Electricity
The Chapter Electricity delves into the fundamental concepts of electric current, circuits, and
electrical components and explores the behavior of different types of electrical components
such as resistors, capacitors, and conductors. NCERT Science Solution Class 10 will help to
gain insights into:

The concept of electric current and the factors affecting the electrical flow.

The role of circuits in directing the flow of electricity.

The concept of potential difference, or voltage.

Understanding resistance and its impact on current flow.

The relationship between voltage, current, and resistance as expressed by Ohm's Law.

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The heating effect of electric current and its applications in various devices.

The concept of electric power and its units for measuring energy consumption.

Class 10 Science NCERT Solutions will help students to solve the problems related to
electricity which will help students for a better understanding of the concept related to
electricity.

Important Topics Covered in Chapter 11: Electricity

Electric current and circuit

Ohm’s law

Electrical potential and potential difference

Resistance

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materials provided by Vedantu, for Chapter 11 of CBSE Class 10–

Electricity Important Questions

Electricity Revision Notes

Electricity NCERT Exemplar Solutions

Chapter 12 - Magnetic Effects of Electric Current

Class 10 Science NCERT solutions for chapter 12 begins with an overview of magnetic fields
and their representation using field lines and also explains how an electric current can
produce a magnetic field. This Chapter helps to understand the following:

The concept of magnetic fields and how they are produced by moving electric charges.

The magnetic field pattern around a straight current-carrying conductor and how it's
influenced by the direction and strength of the current.

The rule used to determine the direction of the magnetic field around a current-carrying
conductor, such as the right-hand rule.

The concept of electromagnets and how they are constructed using coils of wire and
current to produce strong, temporary magnets.

Applications of electromagnets in various technologies, like electric motors,

loudspeakers, and MRI machines.
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Class 10 science solutions can deepen the understanding and build a strong conceptual
foundation and help students excel in their exams.

Important Topics Covered in 12: Magnetic Effects of Electric Current

Magnetic Field

Magnetic Field due to Current Carrying Conductor

Right Hand Thumb Rule

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for Chapter 12 of CBSE Class 10–

Magnetic Effects of Electric Current Important Questions

Magnetic Effects of Electric Current Revision Notes

Magnetic Effects of Electric Current NCERT Exemplar Solutions

Chapter 13 - Our Environment

Science NCERT Class 10 Chapter 13 provides an important understanding of the various
components that make up our environment and the relationships between them. The Chapter
also deals with the impact of human activities on the environment and highlights the
importance of waste management and the need for sustainable practices to reduce our
ecological footprint. The Chapter helps us to gain insights into:

The concept of the ecosystem and its interactions

Food chains and food webs, which helps us to understand the flow of energy and matter
through different trophic levels.

Impact of human activities on the environment such as pollution, deforestation, and

resource depletion

The need for sustainable methods and appropriate resource management in protecting
our environment.

Importance of Waste Management

NCERT Solutions Class 10 Science will help students to cover all the important topics from the
chapter and enhance their understanding and knowledge.

Important Topics Covered in Chapter 13: Our Environment

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Ecosystem and its Components

Food Chains and Webs

Ozone Layer depletion

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9/29/24, 10:08 PM NCERT Book for Class 9 Science | Latest NCERT, CBSE Book for 2023-24

Chapter 1: Matter in our Surroundings

Students will study in detail the different states of matter, the effect of temperature on the state
of matter, can matter change its state, effect of change in pressure, evaporation, factors
affecting evaporation, how evaporation causes cooling.

Chapter 2: Is matter around us pure

In this chapter, students will learn about the concept of mixtures and the different types of
mixtures, the concept of a solution, properties of a solution, Colloidal Solution, the concept of
suspension, properties of colloid, different methods of separating the components of a mixture,
physical and chemical changes, different types of pure substance i.e. elements, compounds,
and mixtures.

Chapter 3: Atoms and Molecules

In this chapter, students will learn about the laws of chemical combination, laws of
conservation of mass, the law of constant proportion, the concept of the atom, atomic mass,
the concept of the molecule, ion, and the techniques of learning the chemical formula, the
formula of simple compounds, molecular mass, and the mole concept.

Chapter 4: Structure Of the Atom

In this chapter, students will learn about charged particles in a matter, different theories and
hypotheses postulated on the structure of an atom, constituent of atoms neutrons, protons,
and electrons, the concept of valency, atomic number, mass number, isotopes, and isobars.

Chapter 5: The Fundamental Unit Of Life

In this chapter, students will learn about what living organisms are made up of, plasma
membrane or cell membrane, structural organization of a cell, cell wall, nucleus, cytoplasm.
Students will study cell organelles, endoplasmic reticulum, Golgi apparatus, lysosomes,
mitochondria, plastid, vacuoles, and cell division.

Chapter 6: Tissues

In this chapter, students will learn about the difference between plant tissues and animal
tissues, permanent tissues, simple permanent tissues, different forms of animal tissues like
epithelial tissue, connective tissues, muscular tissue, and nervous tissue.

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Chapter 7: Diversity in Living Organisms

Here, the students will learn about the basis of classification, classification and evolutions, the
hierarchy of classification groups, Plantae, and Animalia.

Chapter 8: Motion

In this chapter, students will understand how motion is described, motion in a straight line,
uniform, and non-uniform motion, velocity, graphical representation of motion, and uniform
circular motion.

Chapter 9: Force And Laws Of Motion

In this chapter, balanced and unbalanced forces, Newton’s laws of motion, Inertia and mass,
conservation of momentum are covered.

Chapter 10: Gravitation

In this chapter, students will learn about the universal law of gravitation, the significance of the
universal law of gravitation, the concept of mass, and weight, thrust and pressure, pressure in
fluids, buoyancy, Archimedes principle, relative density.

Chapter 11: Work and Energy

In this chapter, students will learn about the scientific conception of work, work done by a
constant force, energy, different forms of energy, and the law of conservation of energy.

Chapter 12: Sound

In this chapter, students will learn how sound is produced, propagation of sound,
characteristics of the sound wave, speed of sound in a different medium, a reflection of sound,
range of hearing, ultrasound, the structure of the human ear.

Chapter 13: Why do we fall ill

In this chapter, students will learn about health and its failure, distinctions between health and
disease-free, different forms of the disease and its cause, infectious diseases, how they
spread, principles of treatment, principles of prevention.

Chapter 14: Natural Resources

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Here, students will learn about the role of the atmosphere, the movement of air, rain, air
pollution, water pollution, minerals found in soil, different biogeochemical cycles, and the
ozone layer.

Chapter 15: Improvement in Food Resources

Here students will become aware of the concepts and techniques of improving crop yields,
nutrient management, and the administration of manure, fertilizers, irrigation, cropping
patterns, crop protection management, storage of grains, animal husbandry, cattle farming,
poultry farming, fish production, and Beekeeping.

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Important Topics Covered in Chapter 1: Crop Production and Management

Sowing

Manure and fertilisers

Irrigation

Storage

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for Chapter 1 of CBSE Class 8 Science Solutions -

Crop Production and Management Important Questions

Crop Production and Management Revision Notes

Crop Production and Management NCERT Exemplar Solutions

Chapter 2: Microorganisms: Friend and Foe

NCERT Solutions for Class 8 Science Chapter 2: Microorganisms: Friend and Foe focuses on
the diverse roles microorganisms play in our lives, both beneficial and harmful. Our solutions
help students understand and master the following key concepts:

Learn about the various types of microorganisms, including bacteria, viruses, fungi,
protozoa, and algae, and their unique characteristics.

Discover the positive roles microorganisms play in processes like decomposition,

nitrogen fixation, and the production of antibiotics and fermented foods.

Understand how certain microorganisms can cause diseases in humans, animals, and
plants, and the methods used to prevent and control these diseases.

Explore how microorganisms are utilized in industries for the production of antibiotics,
vaccines, and biofuels.

Study the techniques used to prevent food spoilage by microorganisms, including

pasteurization, dehydration, and chemical preservation.

Important Topics Covered in Chapter 2: Microorganisms: Friends and Foes

Food Preservation

Harmful Microorganisms

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Nitrogen cycle

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Microorganisms: Friend and Foe Important Questions

Microorganisms: Friend and Foe Revision Notes

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Chapter 3: Coal and Petroleum

Chapter 3 of Science NCERT Class 8 delves into the important natural resources of coal and
petroleum, providing a comprehensive understanding of their formation, extraction, and uses.
This chapter will help you explore the following key topics in detail:

Understand the natural processes that lead to the formation of these essential fossil
fuels over millions of years.

Learn about the different types of coal and the various products derived from petroleum.

Gain insights into the methods used for extracting coal and petroleum from the earth
and the refining processes that make these resources usable.

Discover the wide range of applications of coal and petroleum in daily life, industry, and
energy production.

Study the environmental consequences of extracting and using fossil fuels, including
pollution and the greenhouse effect, and the importance of sustainable practices.

By using NCERT Class 8 Science Solutions, students can enhance their problem-solving
skills, gain a deeper understanding of the subject, and prepare thoroughly for their
examinations.

Important Topics Covered in Chapter 3: Coal and Petroleum

Coal

Petroleum

Natural Gas

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 3 of CBSE Class 8 Science Solutions -

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Coal and Petroleum Important Questions

Coal and Petroleum Revision Notes

Coal and Petroleum NCERT Exemplar Solutions

Chapter 4: Combustion and Flame

Class 8 Science NCERT Solutions for Chapter 4: Combustion and Flame provide an in-depth
understanding of this essential topic. These solutions will guide you through the following key
concepts:

Understand the fundamental principles of combustion, including the chemical process

involved and the conditions necessary for combustion to occur.

Explore different types of combustion such as rapid, spontaneous, and explosion, with
detailed examples to illustrate each type.

Learn about the structure of a flame, including the various zones and their
characteristics, and the reasons behind the different colors observed in flames.

Delve into the properties of different fuels, their calorific values, and how to determine
the efficiency of a fuel.

Discover the methods of controlling fire, including the principles behind fire
extinguishers and the role of fire safety measures in preventing accidents.

NCERT Class 8 Science Solutions are meticulously crafted to help you comprehend the
intricate details of combustion and flame, enhance your problem-solving abilities, and prepare
effectively for your exams.

Important Topics Covered in Chapter 4: Combustion and Flame

Types of Combustion

Structure of a Flame

Fuel Efficiency

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for Chapter 4 of CBSE Class 8 Science Solutions -

Combustion and Flame Important Questions

Combustion and Flame Revision Notes

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Combustion and Flame NCERT Exemplar Solutions

Chapter 5: Conservation of Plants and Animals

Science NCERT Class 8 Chapter 5 Conservation Of Plants And Animals delves into the
essential concepts of conservation and biodiversity, focusing on the importance of preserving
our natural environment. NCERT Class 8 Science Solutions for Chapter 5 will help you explore
the following topics in depth:

Understand the variety of life forms on Earth, including plants, animals, and
microorganisms, and why preserving this diversity is crucial for ecosystem stability.

Learn about species that are at risk of extinction and the factors contributing to their
decline.

Explore various methods and strategies for conserving plants and animals, including
wildlife sanctuaries, national parks, and biosphere reserves.

Investigate the causes and effects of deforestation on ecosystems and biodiversity, and
the measures taken to combat it.

Understand the processes and benefits of reforestation and afforestation in restoring

ecological balance.

Gain insights into the role of protected areas in conserving habitats and species.

Class 8 Science NCERT Solutions by Vedantu will help you comprehend key concepts,
enhance problem-solving skills, and prepare effectively for your examinations. These solutions
provide detailed explanations and practical insights to ensure a thorough understanding of the
chapter.

Important Topics Covered in Chapter 5: Plant and Animal Conservation

Conservation of Forest

Flora and Fauna

Recycling of Paper

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for Chapter 5 of CBSE Class 8 Science Solutions -

Conservation of Plants and Animals Important Questions

Conservation of Plants and Animals Revision Notes

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Conservation of Plants and Animals NCERT Exemplar Solutions

Chapter 6: Reproduction in Animals

NCERT Solution Class 8 Science Chapter 6: Reproduction in Animals provides an in-depth
exploration of the biological processes involved in the reproduction of various animal species.
This chapter covers the fundamental concepts and mechanisms that are crucial for
understanding how animals reproduce and ensure the continuity of their species and helps to:

Learn about the two main types of reproduction in animals—sexual and asexual
reproduction.

Understand the process of sexual reproduction, including the roles of male and female
reproductive organs, fertilization, and the development of the embryo.

Explore different methods of asexual reproduction, such as budding, fragmentation, and

regeneration, and their significance in the animal kingdom.

Study the various stages of life cycles in different animals, including metamorphosis in
insects and amphibians.

Science NCERT Class 8 Solutions are crafted to help you build a strong conceptual foundation
in this vital topic, enhancing your understanding and analytical skills. Detailed explanations
and illustrative diagrams make learning engaging and effective, ensuring you are well-
prepared for your exams and future studies.

Important Topics Covered in Chapter 6: Reproduction In Animals

Male Reproductive Organs

Female Reproductive Organs

Asexual Reproduction in Animals

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Vedantu, for Chapter 6 of NCERT Class 8 Science Solutions -

Reproduction in Animals Important Questions

Reproduction in Animals Revision Notes

Reproduction in Animals NCERT Exemplar Solutions

Chapter 7: Reaching The Age of Adolescence

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Class 8 NCERT Science Solutions for Class 8 Science Chapter 7: Reaching The Age Of
Adolescence provide a detailed exploration of the changes occurring during adolescence. Key
topics covered include:

Insights into the physical and emotional changes that occur during this stage of life.

Explanation of how hormones influence growth and development.

Description of the changes in boys and girls during puberty.

Importance of maintaining hygiene and understanding reproductive health.

Nutritional needs during adolescence and the importance of a balanced diet.

NCERT Solutions For Class 8 Science help students grasp key concepts, enhance their
understanding of biological changes, and prepare effectively for their exams. With clear
explanations and practical examples, Vedantu’s solutions for Class 8 Science make learning
engaging and comprehensive.

Important Topics Covered in Chapter 7: Reaching The Age Of Adolescence

Role of Hormones in Initiating Reproductive Function

Sex Determination

Hormones other than Sex Hormones

Reproductive Health

For better understanding, students can also download additional study materials provided by
Vedantu, for Chapter 7 of CBSE Class 8 Science Solutions -

Reaching The Age of Adolescence Important Questions

Reaching The Age of Adolescence Revision Notes

Reaching The Age of Adolescence NCERT Exemplar Solutions

Chapter 8: Force and Pressure

Chapter 8 of Science NCERT Class 8, "Force and Pressure," explores the fundamental
concepts of force and how it affects objects. Vedantu's NCERT Solutions for this chapter
provide an in-depth understanding of the following key topics:

Understand what force is, the different types of forces, and how forces interact with
objects.

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Learn how forces can change the shape, direction, and state of motion of objects.

Discover the difference between contact forces and non-contact forces

Delve into the concept of pressure, including how it is calculated and its applications in
daily life.

Explore how pressure is exerted by fluids, with real-life examples like hydraulic systems.

Gain insights into atmospheric pressure and its significance, including how it affects
weather and human activities.

Vedantu’s NCERT Solutions Class 8 Science for Chapter 8: Force and Pressure are designed
to help you comprehend key concepts, enhance problem-solving skills, and prepare effectively
for your examinations.

Important Topics Covered in Chapter 8: Force and Pressure

Force

Pressure

Atmospheric Pressure

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 8 of CBSE Class 8 Science Solutions -

Force and Pressure Important Questions

Force and Pressure Revision Notes

Force and Pressure NCERT Exemplar Solutions

Chapter 9: Friction
Chapter 9 of Class 8 NCERT Science delves into the world of friction, a force that affects our
daily lives in countless ways. This chapter will guide you through a detailed exploration of
friction, helping you understand its various aspects and applications. Here’s what you’ll learn:

Grasp the concept of friction, its causes, and its effects on different surfaces and
materials.

Learn about the different types of friction and how they differ from each other.

Discover the various factors that influence the magnitude of friction between surfaces,
such as texture, weight, and contact area.

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Examine the benefits of friction, such as enabling movement and providing grip, as well
as its drawbacks, like causing wear and tear.

Explore methods to reduce friction using lubricants and ways to increase friction for
better performance in activities like sports.

Understand the practical applications of friction in everyday life, including transportation,

machinery, and safety mechanisms.

Vedantu's NCERT Solutions for Class 8 Science Chapter 9 provide clear explanations,
illustrative examples, and practical insights to help you master the topic of friction.

Important Topics Covered in Chapter 9: Friction

Force of Friction

Friction: A Necessary Evil

Fluid Friction

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 9 of CBSE Class 8 Science Solutions -

Friction Important Questions

Friction Revision Notes

Friction NCERT Exemplar Solutions

Chapter 10: Sound

NCERT Class 8 Science Solutions Chapter 10: Sound offer a comprehensive exploration of
the fundamental concepts related to sound and its properties. These solutions are designed to
help students understand and master the key topics:

Understanding how sound is produced and how it travels through different mediums.

Exploring the properties of sound waves, including frequency, amplitude, and

wavelength.

Learning about the structure and functioning of the human ear, and how it perceives
sound.

Examining the phenomena of echoes and reverberation, and their practical applications.

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Discovering various uses of sound in everyday life and technology, such as in medical
diagnostics and communication.

NCERT Solutions for Class 8 Science provide detailed explanations, illustrative examples, and
practical applications to ensure a thorough understanding of the chapter. By studying these
solutions, students can build a strong conceptual foundation, enhance their analytical skills,
and effectively prepare for exams.

Important Topics Covered in Chapter 10: Sound

Sound Produced by Humans

Amplitude, Time Period and Frequency of a Vibration

Noise Pollution

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 10 of CBSE Class 8 Science Solutions -

Sound Important Questions

Sound Revision Notes

Sound NCERT Exemplar Solutions

Chapter 11: Chemical Effects Of Electric Current

NCERT Solutions for Class 8 Science Chapter 11, "Chemical Effects of Electric Current,"
provide an in-depth understanding of the chapter's key concepts and principles. This chapter
explores the fascinating interactions between electricity and chemical changes. Here’s what
you will learn:

Discover how electric current can bring about chemical changes in various substances.

Learn about the process of electrolysis and how electric current causes the
decomposition of compounds.

Explore real-world applications of chemical effects of electric current, such as

electroplating, electrorefining, and the electrochemical cells.

Understand how different liquids conduct electricity and the factors affecting their
conductivity.

Study the roles of electrodes and electrolytes in conducting electric current and their
importance in various chemical reactions.

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Engage with practical examples and experiments that demonstrate the chemical effects
of electric current, enhancing your hands-on learning experience.

Vedantu’s NCERT Class 8 Science Solutions Chapter 11 are meticulously crafted to help
students grasp complex concepts, improve their problem-solving skills, and prepare effectively
for their exams.

Important Topics Covered in Chapter 11: Chemical Effects of Electric Current

Chemical Effects of Electric Current

Electroplating

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 11 of CBSE Class 8 Science Solutions -

Chemical Effects of Electric Current Important Questions

Chemical Effects of Electric Current Revision Notes

Chemical Effects of Electric Current NCERT Exemplar Solutions

Chapter 12: Some Natural Phenomena

Chapter 12 of Class 8 Science, "Some Natural Phenomena," explores various natural events
and their underlying scientific principles. Vedantu's NCERT Solutions for Class 8 Science
Chapter 12 provide a comprehensive understanding of these phenomena through detailed
explanations and practical examples. The Chapter helps students in:

Understanding the causes and effects of lightning and earthquakes, along with safety
measures to protect against these natural hazards.

Exploring the concept of static electricity, the process of charge transfer, and how
objects become charged.

Learning about the working and importance of lightning conductors in safeguarding

buildings from lightning strikes.

Understanding how seismographs detect and measure earthquake waves, and the
significance of these measurements in predicting and analyzing earthquakes.

An introduction to the Richter scale and its role in quantifying the magnitude of
earthquakes.

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NCERT Solutions For Class 8 Science are designed to make learning engaging and effective,
helping students build a strong foundation in science and develop a deeper appreciation for
the natural world.

Important Topics Covered in Chapter 12: Some Natural Phenomena

Types of Charges and their interaction

Lightning

Earthquakes

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 12 of CBSE Class 8 Science Solutions -

Some Natural Phenomena Important Questions

Some Natural Phenomena Revision Notes

Some Natural Phenomena NCERT Exemplar Solutions

Chapter 13: Light

Embark on an enlightening journey into the fascinating world of light with NCERT Solutions for
Class 8 Science Chapter 13: Light. This chapter delves into the captivating phenomenon of
light, exploring its properties, behaviors, and applications. The chapter helps to:

Explore the nature of light and its fundamental properties, such as reflection, refraction,
and dispersion.

Discover how optical devices, such as mirrors, lenses, and prisms, manipulate light to
create images and enhance vision.

Unravel the mysteries of color perception and vision, and learn about the science
behind how we see the world around us.

Gain insights into the practical applications of light in various fields, including
photography, communication, and medical imaging.

Vedantu's NCERT Solutions provide comprehensive explanations, illustrative examples, and

practical exercises to deepen your understanding of light. Whether you're preparing for exams
or simply seeking to expand your knowledge, these solutions are your gateway to mastering
the captivating realm of light.

Important Topics Covered in Chapter 13: Light

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Laws of Reflection

Sunlight

Braille System

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 12 of CBSE Class 8 Science Solutions -

Light Important Questions

Light Revision Notes

Light NCERT Exemplar Solutions

Benefits of Referring to Vedantu’s NCERT Solutions for Class 8 Science

There are several benefits of referring Vedantu’s NCERT Class 8 Science Solutions. Some of
them are:

Vedantu's NCERT Solutions for Class 8 Science cover the entire syllabus
comprehensively, ensuring that students have access to all the topics and concepts
required for their exams.

NCERT Solution Class 8 Science provide clear and concise explanations for each
question and concept, making it easier for students to understand and grasp even the
most complex topics.

The solutions are prepared by Vedantu’s Master teachers who have in-depth knowledge
of the subject. This ensures that students receive expert guidance and insights while
studying.

Vedantu's NCERT Solutions are designed with a focus on exam preparation, helping
students to prepare effectively for their exams and perform well.

NCERT Solutions Class 8 Science are available online, making them easily accessible
to students anytime, anywhere, thus enabling flexible learning.

Vedantu provides additional resources such as class notes, important concepts,

formulas, and exemplar solutions, further enhancing the learning experience for
students.

NCERT Solutions for Class 8 Science offer students essential study materials to grasp key
concepts and establish a solid grounding in the subject. These solutions foster critical thinking
abilities, enabling students to dissect and resolve challenges effectively. Moreover, they
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facilitate the comprehension of real-world applications, demonstrating the relevance of

scientific principles in daily life. Serving as an perfect resource for last-minute reviews, Class 8
NCERT Science solutions enrich students' comprehension and reinforce their learning.

NCERT Study Resources for Science Class 8

For complete preparation of Science for CBSE Class 8 exams, check out the following links for
different study materials available at Vedantu.

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9/29/24, 10:11 PM NCERT Solutions for Class 7 Science 2024-25 - FREE PDF Download

NCERT Solutions for Class 7 Science: Concepts and Details of the Chapters
Chapter 1: Nutrition in Plants
Explore a captivating journey into plant nourishment as you delve into Chapter 1 of NCERT
Science Class 7. This chapter offers:

Grasping the fundamental concepts of plant nourishment and how plants draw nutrients
from their environment.

Understanding the various modes of plant nourishment, ranging from autotrophic to

heterotrophic, and recognizing their importance within the ecosystem.

Gaining insights into the process of photosynthesis, comprehending how plants utilize
light energy to produce food and oxygen.

Investigating the role of chlorophyll and other pigments in photosynthesis

Recognizing the significance of minerals and nutrients in plant growth and development.

Important Topics Covered in Chapter 1: Nutrition in Plants

Mode of Nutrition in Plants

Photosynthesis

Saprotrophs

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 1 of NCERT Science Class 7–

Nutrition in Plants Important Questions

Nutrition in Plants Revision Notes

Nutrition in Plants NCERT Exemplar Solutions

Nutrition in Plants Worksheets

Chapter 2: Nutrition in Animals

Indulge and understand the concepts in NCERT Science Class 7 Solutions for Chapter 2:
Nutrition in Animals. This chapter helps to:

Understand the fundamental principles underlying animal nutrition and how animals
obtain nutrients from their environment and food sources.

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Explore the diverse methods of animal nutrition, highlighting herbivores, carnivores,

omnivores, and their crucial roles within ecosystems.

Delve into the process of digestion and understand how animals break down food to
extract essential nutrients for energy and growth.

Examine the role played by organs such as the stomach, intestines, and enzymes in
the digestion and absorption of nutrients.

Understand the significance of a balanced diet and proper nutrition in maintaining the
health and well-being of animals.

Important Topics Covered in Chapter 2: Nutrition in Animals

Digestion in Humans

Digestion in Grass eating animals

Feeding and Digestion in Amoeba

For deeper understanding, students can also download additional study materials provided by
Vedantu, for Chapter 2 of NCERT Science Class 7–

Nutrition in Animals Important Questions

Nutrition in Animals Revision Notes

Nutrition in Animals Worksheets

Nutrition in Animals NCERT Exemplar Solutions

Chapter 3: Heat
Chapter 3 of NCERT Solutions Class 7 science will give an insight on heat and its properties.
This chapter explores:

Understanding the concept of heat, its properties, and its practical applications in
various contexts.

Exploring the different methods of heat transfer and their significance in everyday life.

Investigating the effects of heat on different materials and substances, including

changes in state and thermal expansion.

Examining the principles of temperature measurement and their importance in scientific

investigations.
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Discovering the role of heat in natural phenomena such as convection currents and
atmospheric processes.

By referring to Class 7 Science NCERT Solutions, you'll gain a deeper understanding of heat,
enhance your problem-solving skills, and prepare effectively for your examinations.

Important Topics Covered in Chapter 3: Heat

Hot and Cold

Laboratory Thermometer

Transfer of Heat

For better understanding, students can also download additional study materials provided by
Vedantu, for Chapter 3 of NCERT Science Class 7–

Heat Important Questions

Heat Revision Notes

Heat Worksheets with Answers

Chapter 4: Acids, Bases and Salts

This Chapter takes a closer look at the fundamental concepts of acids, bases, and salts with
Chapter 4 of NCERT Science Class 7. This chapter covers:

Understanding the properties and characteristics of acids, bases, and salts, and their
roles in various chemical reactions.

Exploring the pH scale and its significance in determining the acidity or basicity of a
substance.

Investigating the reactions between acids and bases, including neutralization reactions
and their practical applications.

Examining the uses of acids, bases, and salts in everyday life, from household cleaners
to industrial processes.

Understanding the importance of maintaining the pH balance in natural ecosystems and

human health.

Important Topics Covered in Chapter 4: Acids, Bases and Salts

Acids, bases and Salts

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Natural indicators

Neutralization

For better understanding, students can also download additional study materials provided by
Vedantu, for Chapter 4 of Class 7 Science NCERT–

Acids, Bases and Salts Important Questions

Acids, Bases and Salts Revision Notes

Acids, Bases and Salts NCERT Exemplar Solutions

Chapter 5: Physical and Chemical Changes

Chapter 5 of Class 7 Science, titled "Physical and Chemical Changes," provides a
comprehensive understanding of how substances undergo different types of changes. NCERT
Solutions Class 7 Science offers detailed explanations and answers to help students grasp the
core concepts effectively. Here are the key topics covered in this chapter:

Explains physical changes, which involve a change in the state or appearance of a

substance without altering its chemical composition. Examples include melting, freezing,
and tearing.

Delves into chemical changes, where a substance transforms into one or more new
substances with different properties. It includes examples like rusting of iron, burning of
paper, and the reaction between vinegar and baking soda.

Students learn to identify and differentiate between physical and chemical changes by
observing the nature of the change and the properties of the substances involved.

The chapter includes various examples and experiments to illustrate physical and
chemical changes. These practical activities help students observe and understand the
processes involved in each type of change.

Important Topics Covered in Chapter 5: Physical and Chemical Changes

Physical and chemical changes

Rusting of iron

Crystallisation

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 5 of NCERT Class 7 Science–
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Physical and Chemical Changes Important Questions

Physical and Chemical Changes Revision Notes

Physical and Chemical Changes NCERT Exemplar Solutions

Chapter 6: Respiration in Organisms

Chapter 6 of NCERT Science Class 7, titled "Respiration in Organisms," provides an in-depth
exploration of the process by which living organisms obtain energy from food through
respiration. These NCERT solutions Class 7 Science offer detailed explanations and answers
to help students thoroughly understand the concepts. Here are the key topics covered in this
chapter:

Explains the basic concept of respiration, highlighting its importance in providing energy
for various life processes.

The chapter details the two main types of respiration—aerobic and anaerobic

The chapter explores different respiratory systems, including gills in fish, tracheal
systems in insects, and lungs in mammals.

The structure and function of the human respiratory system are covered in detail.

Explains the mechanism of breathing, including the processes of inhalation and

exhalation

The role of oxygen in cellular respiration is emphasized, explaining how oxygen is

crucial for the release of energy from food.

Important Topics Covered in Chapter 6: Respiration in Organisms

Respiration and Breathing

Breathing mechanism in Humans

Breathing and respiration in Fish

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 6 of NCERT Class 7 Science–

Respiration in Organisms Important Questions

Respiration in Organisms Revision Notes

Respiration in Organisms NCERT Exemplar Solutions

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Chapter 7: Transportation in Animals and Plants

NCERT Solutions Class 7 Science Chapter 7-Transportation in Animals and Plants delves into
the essential processes that enable the movement of substances within living organisms.
These NCERT solutions provide detailed explanations and answers to help students
understand the vital concepts of transportation in both animals and plants. Here are the key
topics covered in this chapter:

Explains the circulatory system, focusing on the heart, blood, and blood vessels.

Discusses the process of blood circulation, including the double circulation system in
humans.

Covers the excretory system in animals, highlighting the role of kidneys in filtering waste
from the blood and producing urine.

Students learn about the transport systems in plants, focusing on xylem and phloem
tissues.

Explores the process of transpiration, where water evaporates from the surface of
leaves, creating a pull that draws water and nutrients upward from the roots through the
xylem vessels.

Explains the process of translocation, where food produced in the leaves is transported
to other parts of the plant through the phloem tissue.

Important Topics Covered in Chapter 7: Transportation in Animals and Plants

Circulatory system

Excretion in Animals

Transport of substances in plants

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 7 of NCERT Class 7 Science–

Transportation in Animals and Plants Important Questions

Transportation in Animals and Plants Revision Notes

Transportation in Animals and Plants NCERT Exemplar Solutions

Chapter 8: Reproduction in Plants

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NCERT Science Class 7 Solutions of Chapter 8 explores the various mechanisms by which
plants reproduce and ensure the continuation of their species. These NCERT solutions
provide detailed explanations and answers to help students thoroughly understand the
concepts. This Chapter:

Introduces the different modes of reproduction in plants, including asexual and sexual
reproduction.

Learn about the sexual reproduction process in plants, which involves the formation of
flowers, pollination, fertilization, and seed formation.

Explains how fertilization occurs after pollination, leading to the formation of seeds.

Learn about the importance of seed dispersal and the various methods by which seeds
are spread to new locations, including wind, water, and animal dispersal.

Describe the process of germination, highlighting the conditions necessary for seeds to
germinate and grow into new plants.

Important Topics Covered in Chapter 8: Reproduction in Plants

Modes of reproduction

Sexual reproduction

Seed dispersal

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 8 of NCERT Class 7 Science–

Reproduction in Plants Important Questions

Reproduction in Plants Revision Notes

Reproduction in Plants NCERT Exemplar Solutions

Reproduction in Plants Worksheets

Chapter 9: Motion and Time

NCERT Class 7 Science offers a detailed exploration of how objects move and how we
measure that movement. These NCERT solutions provide thorough explanations and answers
to help students understand the fundamental concepts of motion and time. Here are the key
topics covered in this chapter:

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Introduces the concept of motion, describing how objects change their position over
time. It covers different types of motion such as linear, circular, and periodic motion.

Explains the concept of speed as a measure of how fast or slow an object moves and
describe the difference between uniform motion

Teaches students how to plot and interpret distance-time graphs, which visually
represent an object's motion.

Covers various units used to measure time and speed, emphasizing the importance of
standard units in scientific measurements.

Important Topics Covered in Chapter 9: Motion and Time

Types of motion

Measurement of speed

Measurement of time

Distance -time graph

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 9 of NCERT Class 7 Science–

Motion and Time Important Questions

Motion and Time Revision Notes

Motion and Time NCERT Exemplar Solutions

Chapter 10: Electric Current and its Effects

This chapter explores the principles and applications of electric current, focusing on how it
flows through circuits and its various effects. NCERT Class 7 Science Solutions for Chapter 10
provide comprehensive insights on the following topics:

Understanding Electric Current and Circuits, its definition, and how it is measured.

Detailed description of the various components such as cells, batteries, wires, bulbs,
switches, and their functions.

Investigation into the heating effect of electric current, its applications like electric
heaters and electric bulbs.

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Examination of the magnetic effect of electric current, including electromagnets and their
uses in devices like electric bells and motors.

Understanding the purpose and function of fuses and circuit breakers to prevent
electrical hazards.

Important Topics Covered in Chapter 10: Electric Current and its Effects

Types of motion

Measurement of speed

Measurement of time

Distance -time graph

For better understanding, students can also download additional study materials provided by
Vedantu, for Chapter 10 of NCERT Class 7 Science–

Electric Current and its Effects Important Questions

Electric Current and its Effects Revision Notes

Electric Current and its Effects NCERT Exemplar Solutions

Chapter 11: Light

This chapter explores the fascinating world of light, its properties, and how it interacts with
different materials. NCERT Class 7 Science Solutions for Chapter 11 provide insights into the
following topics:

Understanding light as a form of energy that travels in a straight line and the concept of
reflection.

Explains how light bounces off surfaces, the laws of reflection, and the formation of
images by plane mirrors.

Understand the differences between concave and convex mirrors, their uses, and the
nature of images formed by them.

Introduction to lenses, including convex and concave lenses, and how they refract light
to form images.

Explores how white light splits into its constituent colors (spectrum) when passing
through a prism.

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Important Topics Covered in Chapter 11: Light

Transmission of light

Reflection of light

Images formed by lenses

Spectrum of sunlight

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 11 of NCERT Science Class 7–

Light Important Questions

Light Revision Notes

Chapter 12: Forests: Our Lifeline

Chapter 12 Class 7 Science NCERT Solutions explores the vital role forests play in
maintaining ecological balance and supporting life on Earth. Chapter 12 Forests:Our Lifeline
provide insights on the following topics:

Understanding how forests act as a lifeline by purifying air, providing oxygen, and
serving as habitats for a wide variety of flora and fauna.

Examining the complex interactions between different organisms within a forest,

including producers, consumers, and decomposers.

Learning about the different strata of a forest, such as the canopy, understory, and forest
floor, and their respective roles.

Exploring how dead organic matter is broken down by decomposers, enriching the soil
with nutrients necessary for plant growth.

Discussing the importance of conserving forests, the threats they face, such as
deforestation and forest fires, and the measures needed to protect them.

Important Topics Covered in Chapter 12: Forests: Our Lifeline

Introduction to forest

Importance of forest

For more insights, students can also download additional study materials provided by
Vedantu, for Chapter 12 of NCERT Science Class 7–

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Forests: Our Lifeline Important Questions

Forests: Our Lifeline Revision Notes

Forests: Our Lifeline NCERT Exemplar Solutions

Chapter 13: Wastewater Story

NCERT Solutions Class 7 Science For Chapter 13 provides an in-depth understanding of
wastewater management and the processes involved in treating wastewater before it is
released back into the environment. Solutions For NCERT Science Class 7 Chapter 13 cover
the following key topics:

Identifying various sources of wastewater including domestic, industrial, and agricultural

origins, and understanding the different types of contaminants present in wastewater.

Discussing why it is crucial to treat wastewater to prevent pollution, protect ecosystems,

and ensure public health and hygiene.

Exploring how treated wastewater can be recycled and reused for various purposes

Emphasizing the importance of public awareness and participation in wastewater

management, and discussing simple practices to reduce wastewater generation at
home.

Linking the concepts of sanitation, hygiene, and health to effective wastewater

management practices to prevent diseases and improve quality of life.

Important Topics Covered in Chapter 13: Wastewater Story

Sewage

Wastewater treatment plant (WWTP)

Sanitation and disease

An alternative arrangement for sewage disposal

For better understanding, students can also download additional study materials provided by
Vedantu, for Chapter 13 of NCERT Science Class 7–

Wastewater Story Important Questions

Wastewater Story Revision Notes

Wastewater Story NCERT Exemplar Solutions

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Benefits of Referring to Vedantu’s NCERT Solutions for Class 7 Science

Vedantu’s NCERT Solutions for Class 7 Science, available in convenient PDFs, offer
numerous benefits for students. These solutions are designed to enhance comprehension and
aid in effective exam preparation. Here are some of the key advantages:

Vedantu’s NCERT Solutions Class 7 Science provided are straightforward and easy to
understand, ensuring that students grasp the fundamental concepts without any
confusion.

To facilitate better comprehension, Class 7 Science NCERT Solutions are presented in

a phased manner, breaking down complex problems into simple, manageable steps.

All questions from each chapter are thoroughly answered, ensuring that students have
access to complete solutions for their studies.

The solutions outline all necessary processes and concepts in detail, helping students to
prepare effectively for their exams.

Vedantu’s NCERT Solutions are organised into a detailed study map, highlighting
important topics, key concepts, and essential formulas. This structured approach helps
students to systematically cover the syllabus and strengthen their understanding.

By using these solutions, students can identify their weak areas, improve their problem-
solving skills, and gain a deeper understanding of scientific concepts.

Vedantu’s NCERT Solutions for Class 7 Science are a valuable resource for students aiming
to excel in their exams. They provide a clear, organised, and comprehensive guide to
mastering the subject.

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