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We bring you solutions for all chapters of CBSE Class 8 Science. Get exercise-wise solutions for class 8 Science syllabus in Home Revise. All chapters are prepared by experts in to an animation formats in a very cost effective price. Its developed in to an audio visual format. Scroll down to buy subscription for solutions for class 8 Science as per your requirement.
Class 8 Science solution have been proved extremely helpful for students in laying a strong foundation of the subject. Our experts make these Solutions for Class 8 Science easy to understand, without compromising quality or the content covered. All the chapters present in solutions for Class 8 Science are explained in a simple and descriptive manner with the help of 2D animation, so as to aid students to solve even the most complex questions in exams. These animated chapters solutions will improve the quality of their answers there by help them to get good scores in CBSE Class 8 Science Exams. You can also download Home revise study app for solutions for class 8 Science to help you revise complete syllabus and score more marks in examinations.
Home Revise’s all-inclusive class 8 Science Book Solutions will help you extensively in your regular study sessions, daily homework and assignments, as well as your exams.
Class 8 Science syllabus mainly focuses on this Book for class 8 Science to make it student-friendly to make it useful for both the students and the competitive exam aspirants. The book covers a detailed Science based on the syllabuses of various boards. Book for class 8 Science is perfectly compatible with almost every Indian education state and central boards and covers all topics of class 8 Science syllabus.
Chapter 1: Crop Production and Management.
Chapter 2: Microorganisms : Friend and Foe.
Chapter 3: Synthetic Fibres and Plastics.
Chapter 4: Materials – Metals and Non-Metals.
Chapter 5: Coal and Petroleum.
Chapter 6: Combustion and Flame.
Chapter 7: Conservation of Plants and Animals.
Chapter 8: Cell – Structure and Functions.
Chapter 9: Reproduction in Animals.
Chapter 10: Reaching the Age of Adolescence.
Chapter 11: Force and Pressure.
Chapter 12: Friction.
Chapter 13: Sound.
Chapter 14: Chemical Effects of Electric Current.
Chapter 15: Some Natural Phenomena.
Chapter 16: Light.
Chapter 17: Stars and The Solar System.
Chapter 18: Pollution of Air and Water.
Home Revise has explained all the 8th class science concepts comprehensively. Below students will find the description of all the chapters of class 8 Science subject.
This chapter has been included to make students understand how the food is being produced through agricultural practices. Further, this chapter elaborates that crops are mainly categorized into two types in India based on the season, i.e rabi and Kharif. The basic practices of crop production include the following points which are explained in detail in this chapter.
Moreover, the traditional and modern method of irrigation has been explained. At the end, short brief on animal husbandry is described.
Class 8 Science Chapter 2 starts with the definition of microorganism and then its concepts have been explained with the help of 2 activities. After that, it has been explained how microorganism plays an important role in our lives through various examples:
After this, it has also been explained that microorganism is harmful and can cause various diseases to humans, animals and plants. Food poisoning is caused due to these harmful microorganisms. Further in this chapter, different methods of food preservation have been explained. The chapter ended with the nitrogen fixation and nitrogen cycle which is described by a diagram.
The 3rd chapter of solutions for class 8 Science manages artificial texture and plastic that is utilized for an assortment of purpose. Kind of synthetic fibers, characteristics of synthetic fibers, plastics, plastic as materials of choice and plastic and the environment are a portion of the fundamentals points of this chapter.
Class 8 Science Chapter 4 explains the world of metals, non-metals, their properties, and employment. This section will help the students with classifying the components into metals and non-metals based on their properties. Physical properties of metals and non-metals, chemical properties of metals and non-metals, use of metals and non-metals are a portion of the vital topics talked about in this chapter.
This chapter includes natural resources and their classification. It explains that coal, petroleum and natural gas are fossil fuels that are formed from the dead remains of living organisms millions of years ago. Then it explains how coke, coal tar and coal gas are formed from coal. This chapter also describes refining of petroleum. Further, the concept of natural gas is explained. The chapter ends by making students aware that natural resources are limited so we should use them wisely.
In this chapter, students will study about combustion and its different types. It has been beautifully explained with the help of activities. The measures to control the fire are mentioned. After this, the concept of flame and structure of flame is explained. The chapter ends with the topic of fuel, fuel efficiency and harmful effects of burning the fuel.
Chapter 7th of Class 8 Science puts light on conservation of plants and animals which is a critical subject of science. This part will push the students to not just to understand the human exercise that negatively affects the nature’s abundance yet in addition to manners by which they can ensure the fauna and flora of the ecosystem.
In chapter 8, students will get to know that the cell is the smallest living part of an organism. It enlightens the students regarding the discovery of the cell, its inclination, properties, and composition .They will learn that cells exhibit a variety of shapes and sizes and a number of cells vary from organism to organism. The cell structure and function is described in detail.
The chapter ends with the comparison of plants and animal cells.
In this chapter, students will study that there are two modes of reproduction i.e sexual and asexual reproduction, through which animals reproduce. The topic of sexual reproduction is described in detail where students will get familiar with the male reproductive organs, female reproductive organs, fertilization, and development of the embryo, viviparous and oviparous animal. At the end of this chapter, asexual reproduction is explained.
Class 8 Science Chapter 10, students will learn the role of hormones that bring change in the human body and transform a child into an adult. The chapter starts with the explanation of Adolescence and Puberty. Then, the changes introduced during puberty are explained:
The chapter further explains the topics of secondary sexual characters, the role of hormones in initiating reproductive function, reproductive phase of life in humans, sex determination, other hormones except for sex hormones, the role of hormones in completing the life history of insects and frogs, reproductive health.
This chapter is an important part of physics. Students will find this chapter interesting as lots of activities are given to explain the concepts. It explains how a force arises from the interaction of two objects. Then it explains that force can be a push or a pull. It can change the state of motion or shape of an object. Then the topics such as contact forces, non-contact forces, pressure, the pressure exerted by liquids and gases, atmospheric pressure are elaborated in detail.
This chapter talks about the force of friction, factors affecting friction, how friction can be increased and reduced. At the end of this chapter, the topic of fluid friction is described.
Sound plays an important role in human lives by helping us to communicate with each other. Here, in this chapter students will get all answers related to sound such as how sound produces, how it travels, how we hear sound, why some sounds are louder.
This chapter explains that some liquids are a good conductor of electricity and some are a poor conductor of electricity. Further, it elaborates the topic of “chemical effects of electric current” and electroplating.
This chapter will discuss the destructive natural phenomena i.e lighting and earthquakes. At the end of the chapter steps to minimize the destruction from these natural phenomena is also explained. This chapter has been added so that students become aware of such natural phenomena and protect themselves from such situations.
The world is full of colours and beautiful things. This chapter will let us know that through the light we are able to see the things around us. This chapter explains the law of reflection, regular and diffused reflection, multiple reflections. It also describes that sunlight is known as white light and it consists of 7 colours. Splitting of light into its constituent colours is known as dispersion. The human eye is explained with a diagram. In the end, the chapter explains how we should take care of our eyes and how visually impaired people can read and write.
The chapter 17 of Solutions For Class 8 Science talks about the celestial objects, the moon, stars and constellations. After this, the solar system has been described along with the features of each planet included in the solar system. Then some other members of the solar system are also described, which includes asteroids, comets, meteors and meteorites, artificial satellites.
This chapter makes us aware of the harmful changes that are taking place in our surrounding due to air and water pollution and its effect on human lives. The chapter starts with air pollution and how air gets polluted. Then it describes the impact of air pollution on Taj Mahal. Further, the concept of the greenhouse effect and methods to reduce air pollution are explained. After this, the chapter discusses water pollution and how water gets polluted. At the end, it describes the method through which water is purified and water pollution can be controlled.
Preparation for CBSE Class 8 Board Exams requires hard work and dedication. Science is a demanding subject, and to score well, you need to have a complete understanding of all the individual chapters from the NCERT Class 8 Science textbook. Home Revise is an e-learning platform that combines the benefits of e- learning and visual education to offer you top-quality educational animated videos and study material from the syllabus in the NCERT Class 8 Science Book Solutions.
Here’s why you should choose Home Revise for studying NCERT Class 8 Science::
We hope that this detailed article on Book for class 8 Science helps you in your preparation and you crack the Class 8 exams or competitive exams with excellent scores. Best of luck!!!
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