NCERT Solutions for Class 8 Science - Free Latest PDF (2024-25)

Chapter 1: Crop Production and Management

Explore the fundamental aspects of agriculture with Vedantu's NCERT Solutions for Class 8 Science Chapter 1: Crop Production and Management. This chapter delves into the essential practices and techniques involved in cultivating crops efficiently and sustainably. Here's what you'll learn:

• Gain insights into various agricultural practices, from soil preparation to harvesting, and understand their significance in crop production.

• Learn about the different methods of soil preparation, including plowing, leveling, and manuring, as well as the techniques of sowing seeds.

• Explore the various methods of irrigation and understand the importance of protecting crops from weeds, pests, and diseases.

• Discover the processes involved in harvesting crops and the best practices for storing them to prevent spoilage and loss.

Vedantu's NCERT Solutions for this chapter provides detailed explanations and step-by-step solutions to all textbook questions, helping you grasp these concepts thoroughly. By using these solutions, students will enhance their understanding of crop production techniques and their importance in sustainable agriculture.

Important Topics Covered in Chapter 1: Crop Production and Management

• Sowing 

• Manure and fertilisers 

• Irrigation 

• Storage

Along with this, students can also download additional study materials provided by Vedantu, for Chapter 1 of CBSE Class 8 Science 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

• Nitrogen cycle

For better understanding, students can also download additional study materials provided by Vedantu, for Chapter 2 of CBSE Class 8 Science Solutions -

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 -

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

For more details, students can also download additional study materials provided by Vedantu, for Chapter 4 of CBSE Class 8 Science 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

Along with this, students can also download additional study materials provided by Vedantu, for Chapter 5 of CBSE Class 8 Science 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

For more insights, students can also download additional study materials provided by Vedantu, for Chapter 6 of NCERT Class 8 Science Solutions -

Chapter 7: Reaching The Age of Adolescence

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 -

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.

• 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 -

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.

• 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 -

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.

• 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 -

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.

• 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 -

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.

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 -

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

• 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 -

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 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.