Download NCERT Exemplar Class 8 Science Solutions
NCERT Exemplar Solutions for Class 8 Science is crucial for the students of Class 8 to understand the subject in a better way and to get an idea about the different types of questions that are asked in the annual exam. As Science subject requires a good understanding of various topics, along with a lot of practice, NCERT Exemplar is essential for every student to have a better learning experience.
NCERT Exemplar books are provided by the NCERT, which help students to explore all the types of questions that can be asked in exams. This NCERT Exemplar helps to excel in the annual exam as they provide necessary practice for solving different types of questions, as shown below:
- Multiple-choice questions
- HOTs
- Long and short answer type of questions
Students can also access and download NCERT Class 8 Books here.
NCERT Exemplar Solutions for Class 8 Science Chapters Description
The chapter summaries for all of the chapters in NCERT Exemplar Class 8 Science are listed here. Practising NCERT Exemplar solutions will undoubtedly assist students in achieving a high grade in the annual examination.
Chapter 1 – Crop Production and Management
Chapter 1 of NCERT Exemplar Solutions deals with the agricultural practices, basic practices of crop production, preparation of soil, sowing, adding manure and fertilisers, irrigation, protection from weeds, harvesting, storage and food and animals. In this article, you can find the solution for the topics covered in this chapter.
Chapter 2 – Microorganisms: Friend and Foe
Chapter 2, Microorganisms: Friend and Foe of NCERT Exemplar Solutions for 8 Science, explains various topics, such as the definition of microorganisms, habitats of microorganisms, microorganisms and us, harmful microorganisms, food preservation, nitrogen fixation and nitrogen cycle. Besides, in this chapter, students will learn how to differentiate between nitrogen fixation and nitrogen cycle.
Chapter 3 – Synthetic Fibres and Plastics
In Chapter 3 of the NCERT Exemplar textbook, students will learn what synthetic fibres are, types of synthetic fibres, characteristics of synthetic fibres, plastics, plastic as a material of choice and plastics and the environment.Â
Chapter 4 – Materials: Metals and Non-metals
Chapter 4 of NCERT Exemplar Solutions for Class 8 Science discusses the topic of metals and non-metals. Students will learn about the physical properties of metals and non-metals, the chemical properties of metals and non-metals and the uses of metals and non-metals.Â
Chapter 5 – Coal and Petroleum
Chapter 5 of NCERT Exemplar Solutions for Class 8 Science starts with the definitions of coal and petroleum. Students go on to learn about coal, the story of coal, coke, coal tar, coal gas, petroleum, refining of petroleum, the definition of petroleum, natural gas, and that some natural resources are limited. Here, students can find the solutions explaining these concepts accurately.Â
Chapter 6 – Combustion and Flame
In Chapter 6, students will learn about what is combustion, how we control fire?, types of combustion, flame, the structure of a flame, what is a fuel? and fuel efficiency. By practising these solutions, they will be thorough with the basics of Chemistry.
Chapter 7 – Conservation of Plants and Animals
This chapter is about the conservation of plants and animals. Students will get a review of the topics discussed in the previous chapter. Besides, it deals with topics such as deforestation and its causes, consequences of deforestation, conservation of forest and wildlife, biosphere reserve, flora and fauna, endemic species, wildlife sanctuary, national park, red data book, migration, recycling of paper and reforestation.
Chapter 8 – Cell – Structure and Functions
Chapter 8 of NCERT Exemplar Solutions for Class 8 Science starts with an introduction to the cell and also deals with topics such as the discovery of the cell, the cell, variety in cell number, shape and size in different organisms, cell structure and function, parts of the cell and comparison of plant and animal cells.
Chapter 9 – Reproduction in Animals
In this chapter, students are introduced to the reproduction of animals. The chapter, Reproduction in Animals, is about learning the different modes of reproduction, like sexual reproduction and asexual reproduction. In the sexual reproduction part, students will learn about the male reproductive organ, female reproductive organ, and fertilisation. In the asexual reproduction part, the students will learn about budding and binary fission.
Chapter 10 – Reaching the Age of Adolescence
In this chapter, students will get familiarised with adolescence. Important topics of this chapter are adolescence and puberty, changes at puberty, secondary sexual characters, role of hormones in initiating reproductive function, reproductive phase of life in humans, how is the sex of the baby determined, hormones other than sex hormones, role of hormones in completing the life history of insects and frogs and reproductive health. By going through these topics, students can easily get familiar with how the questions are being answered in the final exams.
Chapter 11 – Force and Pressure
Chapter 11 NCERT Exemplar Class 8 Science Solutions discusses the topic of Force and Pressure. Students will learn about force – a push or pull, forces are due to an interaction, exploring forces, a force can change the state of motion, force can change the shape of an object, contact forces, non-contact forces, pressure, pressure exerted by liquids and gases and atmospheric pressure.
Chapter 12 – Friction
In Chapter 12, students will be thorough with friction. This chapter also deals with the force of friction, factors affecting friction, friction: a necessary evil, increasing and reducing friction, wheels reduce friction and fluid friction. Here, we have given solutions based on these topics from the chapter.
Chapter 13 – Sound
Learn about Sound in Chapter 13 of NCERT Exemplar Class 8 Science textbook. Other subtopics include sound is produced by a vibrating body, sound produced by humans, sound needs a medium of propagation, we hear sound through our ears, amplitude, time period and frequency of a vibration, audible and inaudible sounds, noise and music and noise pollution.
Chapter 14 – Chemicals Effects of Electric Current
This chapter deals with the chemical effects of electric current. In this chapter, students will learn about do liquids conduct electricity?, the chemical effects of electric current and electroplating.
Chapter 15 – Some Natural Phenomena
Chapter 15 of the NCERT Exemplar textbook continues with the discussions about lightning, charging by rubbing, types of charges and their interaction, transfer of charge, the story of lightning, lightning safety and earthquakes.
Chapter 16 – Light
Chapter 16 NCERT Exemplar Class 8 Science Solutions discusses the topic of light. Students will learn about what makes things visible, laws of reflection, regular and diffused reflection, reflected light can be reflected again, multiple images, sunlight – white or coloured, what is inside our eyes, care of the eyes, visually challenged persons can read and write and what is the Braille System.Â
Chapter 17 – Stars and the Solar System
In Chapter 17, students will be thorough about stars and the solar system. This chapter also deals with the moon, the stars, constellations and the solar system. Here, we have given solutions based on these topics from the chapter.
Chapter 18 – Pollution of Air and Water
Learn about Pollution of Air and Water in Chapter 18 of NCERT Exemplar Class 8 Science textbook. Other subtopics include air pollution, how does air get polluted, case study – the Taj Mahal, greenhouse effect, what can be done?, water pollution, how does water get polluted, what is potable water and how is water purified? and what can be done?
Some Benefits of Using NCERT Exemplar Class 8 Science
- Concepts in detail – Referring to these study solutions will help you to have an in-depth understanding of the concepts of science subjects.
- Easy to understand – The concepts are explained in a simple and easy-to-understand language. All the doubts related to any complex topic will be cleared if studied meticulously.
- CBSE syllabus – This exemplar is provided by the NCERT and, therefore, strictly follows the CBSE curriculum.
- Competitive exams – This study material not only helps you to excel in the annual exam but also helps you in several competitive exams.
BYJU’S provides the NCERT Exemplar in Science for students of Class 8 to practise and have a great learning experience. They can download NCERT Exemplar for Class 8 Science in PDF and practise without any time constraints.
Frequently Asked Questions on NCERT Exemplar Solutions for Class 8 Science
What are the chapters present in the NCERT Exemplar Solutions for Class 8 Science?
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 Conservativation 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 Chemicals 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
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