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Lakhmir Singh Science Class 8 Solutions

Lakhmir Singh Class 8 Science Solutions is provided by the experts at Instasolv to help you prepare for your exams with ease. There are a total of 18 Chapters in the Lakhmir Singh Solutions for Class 8 Science book. Some of the chapters include Crop Production and Management, Coal and Petroleum, Combustion and Flame, Reproduction in Animals, Force and Pressure, Chemical Effects of Electric Current, Light, Pollution of Air and Water, and more. 

Lakhmir Singh Science book for CBSE Class 8 is equally important so we have provided the solutions to help you clear your doubts. All these solutions are prepared by expert teachers of Science who are very experienced. A complete explanation of each question is given in the solutions and they are written in the simplest language so that you can understand the same with ease.

We have undergone thorough research to get accurate solutions for you. Also, we have arranged the Lakhmir Singh Class 8 Solutions chapter-wise so that you can go through them one at a time and step up the ladder of self-confidence as you go through them. Follow the solutions provided by Instasolv now to excel in your exams.

Class 8

Lakhmir Singh Class 8 Science Solutions Chapter 1 – Crop Production and Management

Lakhmir Singh Solutions for Class 8 Science Chapter 1 deals with agricultural practices related to crop production and their management. It includes an overview of different crops, their climatic and nutritional necessities and the preparation of soil for the complete development of the crops. The chapter of Lakhmir Singh Science Solutions also deals with the storage and harvesting of crops. You will also learn how food from animals is distributed to other sources.

Total Number of Questions: The chapter has around 5 exercises with around 103 questions in total. All the questions are according to the latest guidelines released by CBSE.

Lakhmir Singh Class 8 Science Solutions Chapter 2 – Microorganisms: Friends and Foe

Chapter 2 is all about the harmful and useful types of microbes available around us and their importance in different areas. The main topics that are covered in this chapter are microorganisms and us, harmful microorganisms, where do microorganisms live, food preservation, nitrogen fixation, and nitrogen cycle.

Total Number of Questions: The chapter 2 has around 5 exercises with 104 questions in total. Solving the exercises will help you prepare and excel in the examinations.

Lakhmir Singh Class 8 Science Solutions Chapter 3 – Synthetic Fibers and Plastics

Chapter 3 of Lakhmir Singh Science Class 8 Solutions is introduced to give you all the information about man-made fabric and plastic that we use in our day-to-day life. The chapter mentions synthetic fibres such as Polyester, Nylon, Rayon, and Acrylic. It describes how plastic and synthetic fibres are harmful to mankind and the environment. Characteristics of plastic such as reactivity, lightweight, durability, etc. are discussed with the help of examples and diagrams in the chapter.

Total Number of Questions: Class 8 Science Chapter 3 ‘Synthetic Fibers and Plastics’ has around 5 exercises with a total of 83 questions.

Lakhmir Singh Class 8 Science Solutions Chapter 4 – Materials: Metals and Non-Metals

Lakhmir Singh Solutions for Class 8 Science Chapter 4 provides you with information about metals, non-metals, their properties, and their uses. Some of the other important topics discussed in the chapter are physical properties of metals and non-metals, chemical properties of metals and non-metals, use of metals and non-metals, corrosion and methods to prevent corrosion.

Simple language, sample activities, practice exercises, and examples from day-to-day life make this chapter interesting for you.

Total Number of Questions: Chapter 4 of Lakhmir Singh Science Book for Class 8 has around 5 exercises with a total of 102 questions.

Lakhmir Singh Class 8 Science Solutions Chapter 5 – Coal and Petroleum

Chapter 5 describes the two main fuels that are most frequently used in today’s world. This chapter of Lakhmir Singh Solutions also helps you understand natural gas and how natural resources are getting exhausted due to their large consumptions and uncontrolled usage. It is an important chapter which you need to study to clear your concepts about coal and petroleum.

Total Number of Questions: Chapter 5 has a total of 5 exercises with 65 questions in total. With the help of our solutions, you can understand them all.

Lakhmir Singh Class 8 Science Solutions Chapter 6 – Combustion and Flame

This chapter illustrates the various kinds of fuels that are used for different purposes at home, in industries, and for running automobiles. The main topics of the chapter are combustion, types of combustion, how do we control fire, what is a fuel, efficiency of fuel, what is a flame, and the structure of flame.

It is a very interesting chapter in which new concepts, technical terms, project work, and demonstrations are introduced.

Total Number of Questions: There are around 5 exercises in the chapter with a total of 87 questions.Practice well to clear your concepts related to combustion and flame.

Lakhmir Singh Class 8 Science Solutions Chapter 7 – Conservation of Plants and Animals

Chapter 7 will help you understand the human actions that take a toll on nature’s bounty but also ways in which they can protect the natural flora and fauna of the ecosystem. Variations in biodiversity, preservation, and condition all around the world help to transmit whereas the consecutive progress of topics to understand and retain better.

Total Number of Questions: It has a total of 5 exercises with 95 questions. We provide solutions for all the questions as per the CBSE Board guidelines.

Lakhmir Singh Class 8 Science Solutions Chapter 8 – Cell Structure and Functions

Chapter 8 of Lakhmir Singh Solutions Class 8 book makes you understand the fundamental units of life – Cell. Studying the chapter, you will gradually come to know about the basics of a cell, its number, types, size, and shape.

Total Number of Questions: Lakhmir Singh Science Solutions for CBSE Class 8 Science consists of a total of 5 exercises with 105 questions. You can get 100 percent accurate and precise solutions for Chapter 8 – Cell Structure and Functions explained by expert Science teachers at Instasolv.

Lakhmir Singh Class 8 Science Solutions Chapter 9 – Reproduction in Animals

Chapter 9 gives you all the information about the modes and process of reproduction in Animals. Reproduction is an important part of the persistence of a species. It is an interesting chapter to study with a variety of topics.

The main topics of the chapter include modes of reproduction –sexual and asexual, fertilization, male reproductive system, female reproductive system, and development of the embryo. All the topics are explained well with the help of colourful diagrams and images in these Lakhmir Singh Solutions for Class 8 Science to make the learning experience easy for you.

Total Number of Questions: Chapter 9 – Reproduction in Animals has around 5 exercises with around 100 questions in total.

Lakhmir Singh Class 8 Science Solutions Chapter 10 – Reaching the Age Adolescence

Reaching the Age Adolescence describes the changes that take place in the human body after which a person becomes capable of reproduction. Here, the role that hormones play in getting about changes that make a child grow into an adult is briefly explained.

The main topics of Lakhmir Singh Solutions for chapter 10 – Reaching the Age Adolescence includes changes at puberty, adolescence at puberty, how is the sex of a new-born determined, reproductive phase of life in humans, hormones other than the sex hormones, reproductive health, roles of hormones in completing the life history of insects and frogs.

Total Number of Questions: There are around 5 exercises with a total of 130 questions. Solving the exercises will help you prepare for the exams well.

Lakhmir Singh Class 8 Science Solutions Chapter 11 – Force and Pressure

Chapter 11 of Lakhmir Singh Science book will help you learn the concepts like force, its effect on motion and objects. Throughout this chapter, the concepts are explained in a comprehensive and very simple manner. The main topics which are discussed in the chapter include pressure, atmospheric pressure, the pressure exerted by liquids and gases, forces due to an interaction, contact forces, and non-contact forces.

Total Number of Questions: Chapter 11 has 5 exercises with a total of 100 questions. We have undergone thorough research to get accurate solutions for you.

Lakhmir Singh Class 8 Science Solutions Chapter 12 – Friction

Chapter 12 Friction describes the slowing down or resistance of motion. In this chapter, you will study the applications, causes, effects, and other fundamental properties of friction. Every concept is described in a comprehensive and simple language for better understanding.

The main topics of this chapter of Lakhmir Singh Book for Class 8 Science include factors affecting friction, how is friction a necessary evil, how does friction affects our daily life activities, types of friction, what are the methods to increase and reduce the friction, fluid friction, and the role of wheels to reduce friction.

Total Number of Questions: Chapter 12 Friction contains a total of 5 exercises with 100 questions. To help you master chapter 12 of Lakhmir Singh Class 8 Science, our subject matter experts have prepared detailed answers to each question.

Lakhmir Singh Class 8 Science Solutions Chapter 13 – Sound

The chapter describes how the sound is produced, how we hear the sound, how it travels from one place to another, why some sounds are larger than others. All of these concepts have been educated with the help of descriptive diagrams and out of the box explanations.

Total Number of Questions: Chapter 13 Sound has a total of 5 exercises with around 123 questions. The solutions are developed by the subject matter experts at Instasolv who hold great experience in the domain.

Lakhmir Singh Class 8 Science Solutions Chapter 14 – Chemical Effects of Electric Current

Chemical Effects of Electric Current describe the fundamentals of electric current and how it works. All the concepts are explained with diagrams, step by step procedure points to remember, shortcuts for numerical problems and guidelines to remember formulae.

Other main topics of this chapter of Lakhmir Singh Science Class 8 Solutions include electricity conductivity of liquids, chemical effects of electric current, electroplating, how electricity passes through liquids, why electricity doesn’t pass through the poor conductors, and what are its mechanisms.

Total Number of Questions: Chapter 14 has 5 exercises with 76 questions. All the questions are related to the major topics covered in Chapter 14 ‘Chemical Effects of Electric Current’.

Lakhmir Singh Class 8 Science Solutions Chapter 15 – Some Natural Phenomena

This chapter illustrates the phenomena of nature such as lightning and earthquakes. The effects, causes, properties, and magnitude of lightning are discussed in the chapter. The main topics of the chapter include lightning, charging by rubbing, transfer of charge, types of charge and their interaction, the story of lightning, lightning safety, and earthquakes.

Total Number of Questions: There are around 5 exercises with a total of 84 questions. You can get 100 percent accurate and precise solutions for Chapter 15 – Some Natural Phenomena explained by expert Science teachers at Instasolv.

Lakhmir Singh Class 8 Science Solutions Chapter 16 – Light

Lakhmir Singh and Manjit Kaur Solutions for Class 8 Chapter 16 – Light illustrates the fundamental properties, applications, and effects of light and its derivatives. Some other main topics of the chapter include laws of reflection, what makes things visible, regular and diffused reflection, multiple images, sunlight – white or coloured, human eyes, what is inside our eyes and what is the braille system.

It is one of the important chapters in the Class 8 Science CBSE syllabus. So, all the topics are explained well with the help of the examples and pictorial representation.

Total Number of Questions: There are around 5 exercises with a total of 112 questions. All the questions will take you through the wonderful world of Light and will solidify your concepts.

Lakhmir Singh Class 8 Science Solutions Chapter 17 – Stars and the Solar System

Chapter 17 describes the celestial objects, their position, structure, and significance. This chapter 17 of Lakhmir Singh Solutions for Class 8 Science also deals with the study of asteroids, meteorites, comets, meteors, and artificial satellites available in space. Images and diagrams representing several components of the Solar System, make this chapter fun to learn.

Total Number of Questions: Chapter 17 ‘Stars and the Solar System’ has around 5 exercises with a total of 112 questions. All the questions are according to the latest syllabus released by NCERT.

Lakhmir Singh Class 8 Science Solutions Chapter 18 – Pollution of Air and Water

Chapter 18 – Pollution of Air and Water makes you understand the solution to the harmful phenomenon of Pollution and how can one contribute to its reduction on the individual level. Other main topics discussed in the chapter include air pollution, water pollution, how does air get polluted, how does water get polluted, greenhouse effect, what can be done, what is potable water and how is water purified, and what are the steps to stop it.

Total Number of Questions: Chapter 18 – Pollution of Air and Water contains around 5 exercises with a total of 54 questions.

Why use Lakhmir Singh Solutions for Class 8 Science from Instasolv?

  • Instasolv’s Lakhmir Singh Science solutions for the Class 8 Science has been framed in a specific manner to cater to all your needs while you sit down to study.
  • You can get all the necessary study materials which can help you to learn easily.
  • Our expert Science teachers particularly give attention to clearing your doubts and also provide you with a detailed understanding of the topics.
  • All solutions have been rewritten with extreme care for your better understanding.
  • Our Lakhmir Singh Solutions eliminate the need for any coaching or additional help after school.

So, it is suggested to follow the Lakhmir Singh and Manjit Kaur Solutions provided by Instasolv.