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Byju’s brings you NCERT solutions for class 7 science textbooks where students can look up answers of their textbook and understand concepts much better and prepare for their examinations. Students can find correct solutions to difficult topics related to science. Byju’s solutions and study material to NCERT textbooks for class 7 science.
Byju’s provides NCERT solutions for CBSE class 7 science in pdf format as well. These pdf books are free to download and students can have access to these NCERT solutions anywhere and anytime according to their convenience. If a student has trouble understanding a topic related to science, the student can go through questions and answers related to each topic covered in Class 7 science.

Download Chapter wise Solutions For CBSE Class 7 Science

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 Effects
Chapter 15 – Light
Chapter 16 – Water: A Precious Resource
Chapter 17 – Forests: Our Lifeline
Chapter 18 – Wastewater Story

Chapter 15: Light

Q1. Complete the sentences by filling the blanks with appropriate words: (a)___ lens forms an image that cannot be obtained ...
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Chapter 10: Respiration in Organisms

Q1. Along with rock particles, the soil consists of (i) Water and air (ii) minerals, air, water and organic matter ...
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Chapter 6: Physical and Chemical Changes

Question 1: Mention whether the following processes given below are chemical or physical changes: (i) Photosynthesis (ii) Dissolving sugar in ...
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Chapter 4: Heat

Question 1: State the similarities and differences between a clinical thermometer and a laboratory thermometer. Answer: Similarities between the laboratory ...
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Chapter 7: Weather, Climate and Adaptations of Animals to Climate

Q-1) Name the elements that determine the weather of a place. Ans.) The elements that determine the weather of a ...
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Posts in category Ncert solution class 7 science

Chapter 15: Light

Chapter 15: Light

Q1. Complete the sentences by filling the blanks with appropriate words: (a)___ lens forms an image that cannot be obtained on a screen. (b) A ___ mirror always forms an image that is of the same size as the object. (c)A convex ____ always forms an image that is virtual and ____ in size. d) […]

Chapter 10: Respiration in Organisms

Chapter 10: Respiration in Organisms

Q1. Along with rock particles, the soil consists of (i) Water and air                     (ii) minerals, air, water and organic matter (iii) Water and animals        (iv) air, plants and water. ANSWER: (ii)   Q2. ____ can hold the most amount of water. (i) […]

Chapter 6: Physical and Chemical Chan...

Chapter 6: Physical and Chemical Changes

Question 1: Mention whether the following processes given below are chemical or physical changes: (i) Photosynthesis (ii) Dissolving sugar in water (iii) The burning of coal (iv) Melting of wax (v) The beating of aluminum to make aluminum foil (vi)  Digestion of food Answers: (i) Photosynthesis is Chemical change (ii) Dissolving sugar in water is […]

Chapter 4: Heat

Chapter 4: Heat

Question 1: State the similarities and differences between a clinical thermometer and a laboratory thermometer. Answer: Similarities between the laboratory thermometer and the clinical thermometer Laboratory thermometer and the clinical thermometer thermometers consist of long narrow uniform glass tubes. Laboratory thermometer and the clinical thermometer have a bulb at one end. Laboratory thermometer and the […]

Chapter 7: Weather, Climate and Adapt...

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

Q-1) Name the elements that determine the weather of a place. Ans.) The elements that determine the weather of a place are temperature, humidity, rainfall, wind-speed, etc.   Q-2) When are the maximum and minimum temperature likely to occur during the day? Ans.) Generally, the minimum temperature of the day occurs during the morning time […]

Chapter 8: Winds, Storms and Cyclones

Chapter 8: Winds, Storms and Cyclones

Q1. Fill the missing word in the blanks _____ air is wind. Due to the ___ heating on the earth winds are generated. ____air rises up and _____ air comes down near the earth’s surface. Air moves from a region of _____ pressure to a region of _____ pressure. Ans moving uneven warm, cooler high, […]

Chapter 9: Soil

Chapter 9: Soil

Q1. Identify the following processes : Beating aluminum to make foil Digestion of food Melting of wax    Burning of coal Photosynthesis Sugar dissolving in water Ans. 1)physical change          2) chemical change        3)physical change        4)chemical change 5)chemical change         6)physical change   […]

Chapter 1: Nutrition in Plants

Chapter 1: Nutrition in Plants

1. Why organisms need to take food? Ans: Growth is the main reason for all the organisms to take food. Food provides essential energy to run and walk.The main reason is to repair the damaged and injured parts of the body and also, it provides a shield against deadly diseases and increases immunity against many […]

Chapter 17: Forests Our Lifeline

Chapter 17: Forests Our Lifeline

Q.1. Explain how animals make forest clean and regenerate. Ans: Animals help in cleaning forest in many ways. They are also known as cleansing agents. Degeneration is caused by microorganisms. Pollination is caused by animals which help in growing many numbers of plants. Carnivores live by depending on herbivores. Thus, forest has mutual relationships between flora […]

Chapter 2: Nutrition in Animals

Chapter 2: Nutrition in Animals

Fill in the blanks. The major points of nutrition that are in humans are_________ , ___________ , _________ , _________ and __________. ________is the largest gland in human body. The stomach releases hydrochloric acids and _______ juices which directly acts on the food. The finger like growth in the inner wall of the small intestine […]

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