These CBSE Solutions for Class 7 Science are free, and checked by our teachers. Made for 2026-27, they walk you through each step, so you're ready for your 2026 exams.
What Makes These Class 7 Science Solutions Useful
- Written for exams: answers are shaped to help you score well in 2026 exams, following the official marking style.
- Full coverage: every question at the end of each chapter has a solved answer.
- Follows 2026-27 rules: every answer matches the current CBSE guidelines for Class 7 Science.
- Step-by-step help: hard topics and tough questions are broken down clearly, so ideas are easy to follow.
Download Science Solutions for Class 7 (2026-27)
Choose a chapter below to see the complete CBSE solutions for Class 7 Science. Start with any chapter you like to begin your 2026 exam prep.
| Curiosity Chapter 01 The Ever-Evolving World of Science NCERT Solutions |
| Curiosity Chapter 02 Exploring Substances: Acidic, Basic, and Neutral NCERT Solutions |
| Curiosity Chapter 03 Electricity: Circuits and Their Components NCERT Solutions |
| Curiosity Chapter 04 The World of Metals and Non-Metals NCERT Solutions |
| Curiosity Chapter 05 Changes Around Us: Physical and Chemical NCERT Solutions |
| Curiosity Chapter 06 Adolescence: A Stage of Growth and Change NCERT Solutions |
| Curiosity Chapter 07 Heat Transfer in Nature NCERT Solutions |
| Curiosity Chapter 08 Measurement of Time and Motion NCERT Solutions |
| Curiosity Chapter 09 Life Processes in Animals NCERT Solutions |
| Curiosity Chapter 10 Life Processes in Plants NCERT Solutions |
| Curiosity Chapter 11 Light: Shadows and Reflections NCERT Solutions |
| Curiosity Chapter 12 Earth, Moon, and the Sun NCERT Solutions |
Free study material for Science
Chapter 1: Nutrition in Plants
In this chapter the main key concepts you will be reading are Mode of Nutrition in Plants, Photosynthesis - Food Making Process in Plants, Other Modes of Nutrition in Plants, Saprotrophs, How Nutrients are replenished in The Soil.
Chapter 2: Nutrition in Animals
In this chapter the main key concepts you will be reading are Different Ways of Taking Food, Digestion in Humans, and Digestion in Grass-Eating Animals, Feeding and Digestion in Amoeba.
Chapter 3: Fibre to Fabric
In this chapter the main key concepts you will be reading are Wool and Silk.
Chapter 4: Heat
In this chapter the main key concepts you will be reading are Hot and Cold, Measuring Temperature, Laboratory Thermometer, Transfer of Heat, Kinds of Clothes We Wear in summer and winter.
Chapter 5: Acids, Bases, and Salts
In this chapter the main key concepts you will be reading are Acids and Bases, Natural Indicators around Us, Neutralisation, Neutralisations in Everyday Life.
Chapter 6: Physical and Chemical Changes
In this chapter the main key concepts you will be reading are Physical Changes, Chemical Change, Rusting of Iron, and Crystallization.
Chapter 7: Weather Climate and Adaptation of Animals To Climate
In this chapter the main key concepts you will be reading are Weather, Climate, Climate and Adaptation.
Chapter 8: Winds, Storms, and Cyclones
In this chapter the main key concepts you will be reading are Air Exerts Pressure, High-Speed Winds Are Accompanied by Reduced Air Pressure, Air Expands on Heating, and Wind Currents Are Generated Due to Uneven Heating on The Earth, Thunderstorms and Cyclones, Destruction Caused by Cyclones, Effective Safety Measures and Advanced Technology Has Helped.
Chapter 9: Soil
In this chapter the main key concepts you will be reading are Soil Teeming with Life, Soil Profile, Soil Types, Properties of Soil, and Moisture in Soil, Absorption of Water by Soil, Soil and Crops.
Chapter 10: Respiration in Organisms
In this chapter the main key concepts you will be reading are Why Do We Respire? Breathing, How Do We Breathe? What Do We Breathe Out? Breathing in Other Animals, Breathing Under Water, Do Plants Also Respire?
Chapter 11: Transportation in Animals and Plants
In this chapter the main key concepts you will be reading are Circulatory System, Excretion in Animals, and Transport of Substances in Plants.
Chapter12: Reproduction in Plants
In this chapter the main key concepts you will be reading are Modes of Reproduction, Sexual Reproduction, Fruits and Seed Formation, Seed Dispersal.
Chapter 13: Motion and Time
In this chapter the main key concepts you will be reading are Slow or Fast, Speed, Measurement of Time, Measuring Speed, Distance-Time Graph.
Chapter 14: Electric Current and Its Effects
In this chapter the main key concepts you will be reading are Symbols of Electric Components, Heating Effect of Electric Current, Magnetic Effect of Electric Current, Electromagnet, and Electric Bell.
Chapter 15: Light
In this chapter the main key concepts you will be reading are Light Travels along a Straight Line, Reflection of Light, Right or Left!, Playing with Spherical Mirrors, Images Formed by Lenses, Sunlight — White Or Coloured?.
Chapter 16: Water: A Precious Resource
In this chapter the main key concepts you will be reading are How Much Water Is Available, Forms of Water, Groundwater as an Important Source of Water, Depletion of Water Table, Distribution of Water, Water Management, What Role You Can Play, and Effect of Water Scarcity on Plants.
Chapter 17: Forest: Our Lifeline
In this chapter the main key concepts you will be reading are Visit a Forest
Chapter 18: Waste Water Story
In this chapter the main key concepts you will be reading are Water, Our Lifeline, and What Is Sewage? Water Freshens Up – An Eventful Journey, Wastewater Treatment Plant, Better House Keeping Practices, Sanitation and Disease, Alternative Arrangement for Sewage Disposal, Sanitation at Public Places.
FAQs
You can download chapter-wise CBSE solutions for all Class 7 subjects for free from StudiesToday. All files are provided in high-quality, mobile-friendly PDF formats for easy offline viewing
Yes, all solutions for Class 7 are strictly aligned with the latest rationalized CBSE syllabus. Deleted chapters have been removed, and answers for new question patterns have been updated for the current academic session.
Yes, our subject teachers provide detailed, step-by-step solutions for textbook exercises. This includes comprehensive answers for theoretical questions, solved numericals, and labeled diagrams wherever applicable.
Most CBSE school tests and board exam questions are drawn directly from official textbook exercises. Practicing these solutions helps Class 7 students understand the marking scheme and structure clear, high-scoring answers.
Yes, access to all CBSE solutions, practice worksheets, and revision notes for Class 7 is 100% free. Students and teachers can view or download any chapter without registration or hidden fees.
Yes, to assist students across different mediums, we provide Class 7 CBSE solutions in multiple languages, including English Medium and Hindi Medium (हिंदी माध्यम).