NCERT Solutions Class 7 Science : Chapter-wise Details 

NCERT Solutions Class 7 Science is an extremely useful study material handed down by the subject-matter experts at SimplyAcad. Students will learn various concepts and theories by going through the solutions collated in these answer sheets. Science plays a significant role in every students’ life, therefore, building their fundamentals on these topics is crucial. The solutions provided below will assist students in preparing their own notes and give them a brief idea on how to approach different questions asked in the question paper. 

 

NCERT Solutions Class 7 Science Chapter-wise

Students can access the NCERT Solutions Class 7 Science by scrolling down, the links of each chapter is provided in the table below. 

 

CHAPTERS

Chapter 1 Nutrition in Plants

Chapter 2 Nutrition in Animals

Chapter 3 Fibre to Fabric

Chapter 4 Heat

Chapter 5 Acid, 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 Electric Current and its Effects

Chapter 11 Transportation In Animals And Plants

Chapter 12 Forests: Our Lifeline

Chapter 13 Motion and Time

 

Overview of the Chapters of Class 7 Science

Chapter 1: Nutrition in Plants

Nutrition in Plants is the first chapter of ncert class 7 science, where students will learn about the concepts related nutrition specifically in plants, such as mode of nutrition in plants, photosynthesis, various ways of nutrition in plants, followed by how nutrients are replenished in the soil.

Sections in the chapter:

Section Name	Topic Name
1	Nutrition in Plants
1.1	Mode of Nutrition in Plants
1.2	Photosynthesis: Food Making Process in Plants
1.3	Other Modes of Nutrition in Plants
1.4	Saprotrophs
1.5	How Nutrients are Replenished in the Soil

 

Chapter 2: Nutrition in Animals

Nutrition in Animals, the second chapter targets nutrition in specifically animals. The chapter will allow students to learn about the different modes of taking food into the body. Students also get to know about the human digestive system which is described in detail with labelled diagrams. Apart from these, nutrition in animals also focuses on the digestion of grass-eating animals, followed by feeding and digestion in amoeba.

Sections in the chapter:

Section Name	Topic Name
2	Nutrition in Animals
2.1	Different Ways of Taking Food
2.2	Digestion in Humans
2.3	Digestion in Grass Eating Animals
2.4	Feeding and Digestion System of Amoeba

 

Chapter 3: Fibre to Fabric

Fibre to Fabric is the third chapter of the ncert class 7 science, where students learn about the process of obtaining wool and silk through various methods. The chapter shows how wool is extracted from the animals and then transformed into fabrics. Similarly, how the silk moths are used to transform cocoons into silk fabrics.

Sections in the chapter:

Section Name	Topic Name
3	Fibre to Fabric
3.1	Wool
3.2	Silk

 

Chapter 4: Heat

Heat constitutes as the fourth chapter of the ncert class 7 science book. The chapter deals with teaching students how to identify whether an object is hot or cold followed by measuring temperatures. Some important topics include laboratory thermometer and transfer of heat, clothes that should be worn in different seasons, particularly, winters and summers.

Sections in the chapter:

Section Name	Topic Name
4	Heat
4.1	Hot and Cold
4.2	Measuring Temperature
4.3	Laboratory Thermometer
4.4	Transfer of Heat
4.5	Kinds of Clothes we Wear in Summer and Winter

 

Chapter 5: Acids, Bases and Salts

This chapter helps students in understanding the basic definition of acids and bases, types of natural indicators around us, the process of neutralisation and examples of neutralisation in daily life.

Sections in the chapter:

Section Name	Topic Name
5	Acids, Bases and Salts
5.1	Acids and Bases
5.2	Natural Indicators Around us
5.3	Neutralisation
5.4	Neutralisation in Everyday Life

 

Chapter 6: Physical and Chemical Changes

Physical and Chemical Changes is one of the most important chapters of the ncert class 7 science book. The chapter deals with various activities related to the topics of rusting of iron and crystallisation. 

Sections in the chapter:

Section Name	Topic Name
6	Physical and Chemical Changes
6.1	Physical Changes
6.2	Chemical Changes
6.3	Rusting of Iron
6.4	Crystallisation

 

Chapter 7: Weather, Climate, and Adaptations of Animals to Climate

Weather, Climate, and Adaptations of Animals to Climate the seventh chapter of the class 7 science syllabus focuses on description of climate and weather, and their effect on the living beings. Adaptation of climate by different creatures is explained in the later sections of the chapter followed by polar regions and the tropical rainforests.  

Sections in the chapter:

Section Name	Topic Name
7	Weather, Climate and Adaptations of Animals to Climate
7.1	Weather
7.2	Climate
7.3	Climate and Adaptation

 

Chapter 8: Winds, Storms and Cyclones

Winds, Storms and Cyclones is the eighth chapter in the list which deals with natural calamities that can affect the life of living beings on this planet. Some important topics covered in this chapter are air exerts pressure, air expands on heating, thunderstorms, cyclones, destruction caused by cyclones, safety measures and use of technology for protection from these natural disasters.

Sections in the chapter:

Section Name	Topic Name
8	Winds, Storms and Cyclones
8.1	Air exerts pressure
8.2	High speed winds are accompanied by reduced air pressure
8.3	Air Expands on Heating
8.4	Wind currents are generated due to uneven heating on the earth
8.5	Thunderstorms and cyclones
8.6	Destruction Caused by Cyclones
8.7	Effective safety measures
8.8	Advanced technology has helped

 

Chapter 9: Soil

Soil is the ninth chapter of the ncert class 7 science, focusing on its importance for life on earth. It talks about the different layers of soil in detail with detailed diagrams for better understanding. The chapter revolves around soil, its properties, moisture in the soil, absorption, different kinds and relationship between soil and crops.

Sections in the chapter:

Section Name	Topic Name
9	Soil
9.1	Soil teeming with life
9.2	Soil profile
9.3	Soil types
9.4	Properties of soil
9.5	Moisture in soil
9.6	Absorptions of water by soil
9.7	Soil and crops

 

Chapter 10: Electric Current and its Effects 

Electric Current and its Effects is the tenth chapter in the ncert class 7 science book. The chapter helps students to learn about topic symbols of electronic components, followed by the heating effect and magnetic effect of electric current, electromagnet and electric bell.

Sections in the chapter:

Section Name	Topic Name
10	Electric Current and its Effects
10.1	Symbols of Electric Components
10.2	Heating effect of electric current
10.3	Magnetic effect of electric current
10.4	Electromagnet
10.5	Electric bell

 

Chapter 11: Transportation in Animals and Plants

Transportation in Animals and Plants is the eleventh chapter of the ncert class 7 science syllabus for 2024-25. The chapter deals with the study of concepts such as the circulatory system, excretion in animals and transportation of underwater plants.

Sections in the chapter:

Section Name	Topic Name
11	Transportation in Animals and Plants
11.1	Circulatory system
11.2	Excretion in Animals
11.3	Transport of substances in plants

 

Chapter 12: Forests: Our Lifeline 

Forests: Our Lifeline discusses the importance of forest, and how it is a whole long process comprising  plants, animals and microorganisms. The important topics covered here are interdependence of components, the interaction between soil, water, air and several living organisms takes place in the forest.

Section in the chapter:

Section Name	Topic Name
12	Forests: Our Lifeline
12.1	Visit to a Forest

 

Chapter 13: Motion and Time

Motion and Time is the last chapter of the ncert class 7 science 2024-25 syllabus. The chapters help students to learn about the concept of speed, measurement of time, and how to measure speed, the distance-time graph, etc.

Sections in the chapter:

 

Section Name	Topic Name
13	Motion and Time
13.1	Slow or Fast
13.2	Speed
13.3	Measurement of Time
13.4	Measuring speed
13.5	Distance -time graph