CBSE Class 7 Science Revision Notes

CBSE Class 7 Science Revision Notes are created by askIITians experts. These notes act as a study guide for the students, allowing them to revise Science Chapters in less than 20 minutes each. You can use these revision notes to understand the important concepts of every chapter, revise the chapter before exams, and take note of all the important points of the chapter. These notes are your best study resource for exam preparation as well. They are based on the latest CBSE syllabus and include easy-to-understand explanations for the NCERT Class 7 Science chapters. 

Download CBSE Science revision notes for Class 7 in pdf format from the askIITians website and study them at your own pace. 

Free Revision Notes for Class 7 Science | Chapter 1 to 18 

Download CBSE Class 7 Science Revision Notes for Chapter 1: Nutrition in Plants

The online revision notes of Chapter 1 of the Class 7 Science NCERT textbook include topics like mode of nutrition in plants, photosynthesis, other modes of nutrition in plants saprophytes, how nutrients are replenished in the soil, stomata, parasite, and host. 

Download CBSE Class 7 Science Revision Notes for Chapter 2: Nutrition in Animals

The CBSE Class 7 Science revision notes for Chapter 2 include topics like different ways of taking food in animals, digestion in humans, digestion in grass-eating animals, feeding and digestion in amoeba. 

Download CBSE Class 7 Science Revision Notes for Chapter 3: Fibre to Fabric

Revision notes for Class 7 Science Chapter 3 focus on topics like animal fibres - wool and silk, life history of the silk moth, scouring, sorting, reeling, shearing, and fleece. 

Download CBSE Class 7 Science Revision Notes for Chapter 4: Heat

The main topics included in the online revision notes for CBSE Class 7 Science Chapter 4 are hot and cold, measuring temperature, laboratory thermometer, transfer of heat, kinds of clothes that we wear in summers and winters, and radiation. 

Download CBSE Class 7 Science Revision Notes for Chapter 5: Acids, Bases and Salts

Our free revision notes for CBSE Class 7 Science Chapter 5 include topics like acids and bases, natural indicators around us, neutralisation, and neutralisation in everyday life. 

Download CBSE Class 7 Science Revision Notes for Chapter 6: Physical and Chemical Changes

Online revision notes for Class 7 Science Chapter 6 include topics like physical changes, chemical changes, rusting of iron, crystallisation, galvanisation, and chemical reaction.

Download CBSE Class 7 Science Revision Notes for Chapter 7: Weather, Climate and Adaptations of Animals of Climate

Revise concepts of weather, climate, climate and adaptation, polar regions, tropical rainforests, elements of weather, minimum temperature, tropical region, and humidity with the help of our free revision notes for CBSE Class 7 Chapter 7. 

Download CBSE Class 7 Science Revision Notes for Chapter 8: Winds, Storms and Cyclones

Class 7 revision notes for Chapter 8 include topics like air exerts pressure, high speed winds causes, air expands on heating, uneven heating of the earth, cyclones, safety measures against cyclones, advanced technology, thunderstorms, pressure, wind flow pattern, lightning, hurricane, Typhon, and tornado. 

Download CBSE Class 7 Science Revision Notes for Chapter 9: Soil

Online revision notes for Class 7 Science Chapter 9 include pointwise notes for different types of soil found around us, soil profile, soil types, properties of soil, moisture in the soil, absorption of water by soil, soil and crops, water retention in soil, and sandy soils. 

Download CBSE Class 7 Science Revision Notes for Chapter 10: Respiration in Organisms

Use free revision notes for CBSE Class 7 Science Chapter 10 to revise concepts like why we respire, aerobic and anaerobic respiration, breathing, how do we breathe, what do we breathe out, breathing in other animals, breathing underwater, how do plants breathe, and what is breathing rate. 

Download CBSE Class 7 Science Revision Notes for Chapter 11: Transportation in Animals and Plants

The revision notes for CBSE Class 7 Science Chapter 11 include topics like the circulatory system, heart, pulse rate, heartbeat, excretion in animals, an excretory system in humans, transport of substances in plants, transpiration, phloem, xylem, white blood cells, stethoscope, haemoglobin, and capillary. 

Download CBSE Class 7 Science Revision Notes for Chapter 12: Reproduction in Plants

The revision notes for CBSE Class 7 Science for Chapter 12 include pointwise notes for all the topics of the chapter. These include the modes of reproduction - asexual reproduction, vegetative reproduction, budding, fragmentation, spore formation, sexual reproduction, pollination, fruits and seed formation, seed dispersal, and fertilisation. 

Download CBSE Class 7 Science Revision Notes for Chapter 13: Motion and Time

Pointwise revision notes for CBSE Class 7 Science Chapter 13 include topics like examples of motion around us, speed, measurement of time, units of time and speed, measuring speed, distance-time graph, non-uniform motion, uniform motion, and simple pendulum. 

Download CBSE Class 7 Science Revision Notes for Chapter 14: Electric Current and its Effects

The revision notes for CBSE Class 7 Science Chapter 14 include concepts like the symbols of electronic components, electric cell, electric bulb, switch, battery, wire, the heating effect of electric current, magnetic effect of electric current, electromagnet, electric bell, fuse, and circuit diagrams. 

Download CBSE Class 7 Science Revision Notes for Chapter 15: Light

The revision notes of Chapter 15 Light include topics like light travels in a straight line, the reflection of light, mirror image, spherical mirrors, virtual image, lenses, the colour of the sunlight, prism, and rearview mirror. 

Download CBSE Class 7 Science Revision Notes for Chapter 16: Water – A Precious Resource

Class 7 Science Revision notes for Chapter 16 include pointwise explanations for topics like how much water is available on earth, forms of water, water cycle, groundwater, depletion of the water table, distribution of water, water management, rainwater harvesting, and the effect of scarcity of water on plants. 

Download CBSE Class 7 Science Revision Notes for Chapter 17: Forests – Our Lifeline

Online revision notes for CBSE Class 7 Science Chapter 17 include topics like a visit to a forest, canopy, different trees in a forest, humus, decomposers, regeneration, soil erosion, and seed dispersal. 

Download CBSE Class 7 Science Revision Notes for Chapter 18: Wastewater Story

Revision notes for Class 7 Science Chapter 18 include sewage, cleaning of water, treatment of polluted water, wastewater treatment plant, better housing practices to save water, sanitation and disease, an alternative arrangement of sewage disposal, sanitation at public places, and biogas. 

CBSE Class 7 Science Revision Notes FAQs 

#1 Why should I download the CBSE Revision Notes for Class 7 Science? 

• The revision notes created by askIITians for Class 7 Science help you revise a chapter in less than 20 minutes. 
• They include short, clear and concise explanations for every topic of the chapter. 
• They are based on the latest CBSE syllabus for Class 7 Science and updated regularly. 
• They are the best study material for exam preparation and solidification of concepts. 

#2 What is the CBSE syllabus for Class 7 Science? 

Class 7 Science syllabus includes 18 Chapters on topics like wastewater, water pollution, light, electric current, motion, forests, transportation in animals and plants, reproduction in animals and plants, physical change, chemical change, acids and bases. 

#3 How to study Science for Class 7? 

• Focus on the NCERT Chapters. Read them carefully and answer all the exercise questions. 
• Practise extra questions from the NCERT Exemplar book. 
• Make chapter notes side by side and memorise the concepts. Refer to askIITians CBSE Class 7 Science revision notes. 
• Read and understand all the activities given in the NCERT chapters. 
• If you have doubts, consult your teacher or friends and get them solved as soon as possible. Do not keep your doubts for long. 
• Practice sample papers, previous year papers and chapter tests for Class 7 Science. 

#4 How can askIITians help me in preparing for Class 7 Science? 

askIITians offers online coaching classes for Class 7 Science where students can study in live, interactive classes from our elite faculty. We also have created exclusive study materials for Class 7 Science students based on the latest CBSE guidelines. These include the following: 

• Chapter notes/ Revision notes 
• Mind Maps, Flashcards, Mnemonics 
• Sample papers
• Previous year papers 
• Test series - Chapter tests, unit-tests etc