NCERT solutions for class 7 science
NCERT Solutions for Class 7 Science are highly recommended for all students who are in CBSE class 7. NCERT solutions for class 7 science are prepared by expert teachers of Physics Wallah having a decade of teaching experience. NCERT textbook of class 7 consists of 18 chapters. Each chapter consists of one or two exercises having questions from 10 to 30. Physics Wallah solved all questions of the NCERT textbook without error to help you in your preparation.
NCERT Solutions for Class 7 Science Chapters (Updated 2022-23)
NCERT Solutions for Class 7 Science Free PDF Download
Chapter-1 Nutrition in Plants
In this lesson, students will discuss about nutrients in plants, the photosynthesis process, the mode of nutrition, other modes of nutrition in plants, and how nutrients are replenished in the soil.
Also Check- CBSE Class 7 Science Notes for Chapter 1 Nutrition in Plants
Chapter-2 Nutrition in Animals
In the previous chapter, we discussed plant nutrition. Now in this chapter, students will learn about animal nutrition. The chapter begins with how food is taken into the body, and then the human digestive system is discussed in detail with a well-illustrated diagram. It also describes the digestion of grass-eating animals. In the end, the digestion and feeding of the amoeba are explained.
Also Check- CBSE Class 7 Science Notes for Chapter 2 Nutrition in Animals
Chapter-3 Fibre to Fabric
This chapter discusses the process of obtaining silk and wool. It describes the animals that produce wool and the process by which fibers are converted into wool. Then the topic of silk begins. It also describes the life history of the silkworm and the process of obtaining silk from the cocoons.
Also Check- CBSE Class 7 Science Notes for Chapter 3 Fibre to Fabric
In the chapter, students will learn how we find out whether an object is hot or cold and how to measure temperature. Then this chapter explains the laboratory thermometer and transfer of heat. Finally, it talks about the kind of clothes we wear in summer and winter.
Also Check- CBSE Class 7 Science Notes for Chapter 4 Heat
Chapter-5 Acids, Bases and Salts
This chapter helps students to learn the basic definition of acids and bases, types of natural indicators around us, the process of neutralisation and examples of neutralisation in daily life.
Also Check- CBSE Class 7 Science Notes for Chapter 5 Acids, Bases and Salts
Chapter-6 Physical and Chemical Changes
In this chapter, students will learn the Physical and Chemical changes through various activities. After this the chapter throws light on the topic, rusting of iron and crystallisation.
Also Check- CBSE Class 7 Science Notes for Chapter 6 Physical and Chemical Changes
Chapter-7 Weather, Climate, and Adaptations of Animals to Climate
Students will learn about the weather and climate in this chapter. Then, it discusses the effect of climate on living organisms and how they adapt to the climate. The tropical rainforests and the polar regions are also explained at the end of this chapter.
Also Check- CBSE Class 7 Science Notes for Chapter 7 Weather, Climate, and Adaptations of Animals to Climate
Chapter-8 Winds, Storms and Cyclones
This chapter deals with natural disasters that destroy human lives and cause property losses. This chapter begins with the properties of air, i.e
- Air exerts pressure
- High-speed winds are accompanied by reduced air pressure
- Air expands when heated
The chapter then discusses various situations where wind currents arise due to uneven heating on the ground. Then the chapter explains storms, cyclones, the destruction caused by cyclones, effective safety measures, and how technology helps protect us from these disasters.
Also Check- CBSE Class 7 Science Notes for Chapter 8 Winds, Storms and Cyclones
A soil is important for life on earth. The chapter starts with the topic soil profile, which describes the different layers of soil. Then the topics like soil types, properties of soil, moisture in the soil, absorption of water by soil, soil and crops are elaborated.
Also Check- CBSE Class 7 Science Notes for Chapter 9 Soil
Chapter-10 Respiration in Organisms
The chapter deal with the explanation of the respiration process. Then it discuss about the breathing process, how we breathe, what we breathe out, how breathing happens in other animals. It also explains how fish breathe underwater and the process of respiration in plants.
Also Check- CBSE Class 7 Science Notes for Chapter 10 Respiration in Organisms
Chapter-11 Transportation in Animals and Plants
In this chapter, students will discuss about transport of substances in animals and plants. The chapter explains the circulatory system, excretion in animals and transportation of underwater plants in details.
Also Check- CBSE Class 7 Science Notes for Chapter 11 Transportation in Animals and Plants
Chapter-12 Reproduction in Plants
In chapter 12, students will learn about the different modes of reproduction. Asexual reproduction takes place through fragmentation, budding, and spore formation. Whereas sexual reproduction takes place through fertilization and pollination. At the end of the chapter, it explains the fruits and seed formation and seed dispersal process.
Also Check- CBSE Class 7 Science Notes for Chapter 12 Reproduction in Plants
Chapter-13 Motion and Time
This chapter is exciting because that discusses the concept of speed, time measurement, and how to measure speed. At the end of this chapter, the distance-time graph is described to represent the motion of an object in pictorial form.
Also Check- CBSE Class 7 Science Notes for Chapter 13 Motion and Time
Chapter-14 Electric Current and its Effects
This chapter discuss about the topic symbols of electric components. Then it explain the heating effect of electric current, magnetic effect of electric current, electromagnet and electric bell in detail.
Also Check- CBSE Class 7 Science Notes for Chapter 14 Electric Current and its Effects
In this chapter, students will discuss aboout light travels along straight lines. The concept of reflection of light, plane mirrors, spherical mirrors, images formed by lenses are also described in detail.
Also Check- CBSE Class 7 Science Notes for Chapter 15 Light
Chapter-16 Water – A Precious Resource
Water is essential for all living organisms. This chapter was added to introduce students to water conservation. The chapter begins with how much water is available on earth. It also talks about the water cycle and the forms of water. He further explains that groundwater is an important water source, so we must use it wisely. The concept of water depletion and water management was also described. The chapter also highlights the roles that humans can play in saving water conservation and the effect of water scarcity on plants.
Also Check- CBSE Class 7 Science Notes for Chapter 16 Water – A Precious Resource
Chapter-17 Forests – Our Lifeline
The chapter explains that a forest is a system comprising various plants, animals, and microorganisms. The different components of the forest are interdependent. In forest, there is an interaction between water, soil, air, and living organisms. We should maintain our forests and plant new trees to maintain the perfect balance in nature. Otherwise, it will adversely affect our environment.
Also Check- CBSE Class 7 Science Notes for Chapter 17 Forests – Our Lifeline
Chapter-18 Wastewater Story
Water is a lifeline for people and animals on Earth. Emphasizing this, the chapter explains what sewage is, sewage treatment, sewage treatment plant, better cleaning practices, sanitation and disease, alternative sewage disposal arrangements, and sanitation in public places.
Also Check- CBSE Class 7 Science Notes for Chapter 18 Wastewater Story
Advantages of NCERT Class 7 science
- NCERT books are the base for all classes, it is a single path through which students learn new concepts easily and more efficiently.
- NCERT books contain little subjects in an elaborate manner with proper use of diagrams and solved examples which help students to understand concepts easily.
- To the point information strictly based on the syllabus.
- Questions asked in the exercise are very specific and prepared in such a way that you will have conceptual clarity.
- Each chapter consists of very interesting examples to explain difficult concepts of science such example increases students' interest in science.
Make Subject Foundation Strong with NCERT Solutions
A logical approach with a correct understanding of any subject is required for the student to get success in her/his field. Without a proper understanding of the subject, it becomes difficult for the student to score good marks in the examination. The reason is quite simple, if the student doesn’t have a clear understanding of the subject then scoring well in the examination becomes very tough for them. To have an excellent knowledge of the subject, the student is suggested to study the subject from good books. Today also, the NCERT textbook is considered the best book for grabbing good knowledge.
Note: In case you are in class 7 and wanted to do extremely well in your science subjects, go for NCERT solutions for class 7 Science prepared by Physics Wallah. The solutions in NCERT are capable of making a student intellectual.
Why NCERT Solutions for class 7 science is important?
NCERT solutions for class 7 Science offers step-by-step solutions as well as an explanation for every question in every chapter. The solutions are prepared by the class 7 science subject master. The solutions in NCERT will help the students in revising the whole chapter, and this way they can increase their subject knowledge.
How an NCERT Solutions is beneficial for students?
- Reliable guide.
- Error-free NCERT solutions for class 7 Science.
- Strengthening the basic concept of the subject.
- Valid home-wok guide.
- Use of simple language.
Also gives the student a base for the preparation for exams like NEET and JEE.
Importance of NCERT Solutions for Class 7 Science
The NCERT solutions for class 7 are quite important for students as it helps by giving answers to the questions in an easy manner. The students will get solutions with problem explanations on which they get stuck. The valid solutions in NCERT solutions left no scope for any kind of confusion. The most important part of NCERT solutions for class 7 is, that it helps you to understand the concepts from the very basic and root level.
Why choose NCERT Solutions for Class 7 Science?
The understandable solutions are error-free and it is advisable for the students to focus on NCERT as this will help them in reaching a greater height. NCERT solutions for class 7 science are valid and explained in a diagrammatic way. These are valid solutions and scholars can check these whenever they confront any misunderstanding in the questions. Summarisation of important points in Science subject is given at the end of every chapter. The in-depth knowledge of Science subjects is easy to understand for the student.
Tip: The student can score well on board and other competitive exams by referring to NCERT. After referring to the book, the learner will feel that they have collected good knowledge from the same. Always follow Physics Wallah NCERT solutions for class 7 to score good marks in the class 7 exam.
In short For the students, there is no harm in studying from other additional books or other reference books. But in most of the books, you will find that the note is quite concise and doesn’t provide the step by step of basic knowledge of the subject. This is why it will be good for the learner to stick with NCERT books and the solution will help them in getting outstanding results.
Frequent Asked Questions (FAQs)
Q1. For CBSE Class 7th Which book is the best?
Ans. NCERT book is sufficient for class 7th students. Try to cover NCERT textbooks in-depth and use them as references in preparation.
Q2. How should I prepare for the Class 7th Science exam?
Ans. You can start your study by referring NCERT book and NCERT solutions for class 7th science which you can refer to our site. Also, you can look up class 7th science courses and previous notes to gain knowledge of the subject.
Q3. Why NCERT Solutions for Class 7th Science is important?
Ans. NCERT Solutions for Class 7 Science will help you understand the subject better. And it has been observed that CBSE more often asks NCERT questions if they do not have the same they ask similar questions. So if you understand it, you can easily respond.
Q4. How many chapters there are in the Class 7th Math book?
Ans. In the Class 7th NCERT book there are a total of 18 chapters. Here they are-
- Chapter 1- Nutrition in Plants
- Chapter 2- Nutrition in Animals
- Chapter 3- Fibre to Fabric
- Chapter 4- Heat
- Chapter 5- Acids, Bases and Salts
- Chapter 6- Physical and Chemical Changes
- Chapter 7- Weather, Climate and Adaptations of Animals to Climate
- Chapter 8- Winds, Storms and Cyclones
- Chapter 9- Soil
- Chapter 10- Respiration in Organisms
- Chapter 11- Transportation in Animals and Plants
- Chapter 12- Reproduction in Plants
- Chapter 13- Motion and Time
- Chapter 14- Electric Current and its 14 Effects
- Chapter 15- Light
- Chapter 16- Water: A Precious Resource
- Chapter 17- Forests: Our Lifeline
- Chapter 18- Wastewater Story
Q5. How to use the NCERT solution for Class 7th Science to get good marks in the class 7th Science exam?
Ans. Download or Visit NCERT solutions for class 7th science on Physics Wallah, India's leading educational portal. You can download NCERT Solution PDF files by visiting the website. You can use it as a reference for your convenience. These solutions are the best study guide for all class 7th students.
Q6. Why should you choose Physics Wallah for NCERT Solutions for Class 7 Science?
Ans. Physics Wallah is known for its reliable study tools and resources for its commitment to helping students learn faster and better. Here you will find study material for class 7th. We are providing NCERT solutions for subjects such as Mathematics, English, Science and Social Sciences, and Hindi. These solutions will help you improve your knowledge of and mastery of each topic. You will be able to clear up all your doubts very easily based on the questions and answers that will improve your exam preparation.
- NCERT Solutions for class 7 Science Chapter-1
- NCERT Solutions for class 7 Science Chapter-2
- NCERT Solutions for class 7 Science Chapter-3
- NCERT Solutions for class 7 Science Chapter-4
- NCERT Solutions for class 7 Science Chapter-5
- NCERT Solutions for class 7 Science Chapter-6
- NCERT Solutions for class 7 Science Chapter-7
- NCERT Solutions for class 7 Science Chapter-8
- NCERT Solutions for class 7 Science Chapter-9
- NCERT Solutions for class 7 Science Chapter-10
- NCERT Solutions for class 7 Science Chapter-11
- NCERT Solutions for class 7 Science Chapter-12
- NCERT Solutions for class 7 Science Chapter-13
- NCERT Solutions for class 7 Science Chapter-14
- NCERT Solutions for class 7 Science Chapter-15
- NCERT Solutions for class 7 Science Chapter-16
- NCERT Solutions for class 7 Science Chapter-17
- chapter-18 Pollution of Air and Water