Get NCERT solutions for Class 7 in a chapter-wise format. Download free PDFs for all subjects, including Maths, Science, and English, to boost your exam preparation.
NCERT solutions for Class 7 provide well-structured, expert-backed answers for all subjects, helping students grasp concepts easily. These solutions follow the latest CBSE syllabus, ensuring clarity and accuracy. Download free PDFs for Maths, Science, English, and more to enhance learning and ace exams with confidence. Start your smart preparation today!
What is the sum of the angles in a triangle?
The sum of the angles in a triangle is always 180 degrees. This property helps in solving various geometry problems.
Define an integer and give an example.
An integer is a whole number that can be positive, negative, or zero. Example: -3, 0, 7 are all integers.
What is the difference between a proper and an improper fraction?
A proper fraction has a numerator smaller than the denominator, such as 3/5. An improper fraction has a numerator greater than or equal to the denominator, such as 7/4.
Explain the concept of an equivalent fraction.
Equivalent fractions represent the same value but have different numerators and denominators. For example, 1/2 and 2/4 are equivalent fractions.
What is the perimeter of a rectangle?
The perimeter of a rectangle is given by the formula 2 × (length + breadth). It represents the total boundary length.
What is the difference between simple interest and compound interest?
Simple interest is calculated on the principal amount, while compound interest is calculated on both the principal and accumulated interest.
What is the HCF of 12 and 18?
The highest common factor (HCF) of 12 and 18 is 6. It is the largest number that divides both 12 and 18 completely.
Define a prime number with an example.
A prime number has only two factors: 1 and itself. Example: 7 is a prime number because its only factors are 1 and 7.
Explain the concept of probability in simple words.
Probability is the likelihood of an event happening. If you toss a fair coin, the probability of getting heads is 1/2.
How do you convert a decimal into a fraction?
To convert a decimal into a fraction, write the decimal as a fraction with a power of ten in the denominator and simplify. Example: 0.5 = 5/10 = 1/2.
What is a rational number?
A rational number is any number that can be written in the form p/q, where p and q are integers, and q ≠ 0. Example: 3/4 is a rational number.
What is a parallelogram?
A parallelogram is a four-sided shape with opposite sides parallel and equal in length.
How do you find the area of a circle?
The area of a circle is given by the formula πr², where r is the radius.
Define an acute angle with an example.
An acute angle is an angle that measures less than 90 degrees. Example: A 45-degree angle is acute.
What is an equation?
An equation is a mathematical statement showing equality between two expressions. Example: 3x + 2 = 11.
Explain the term "mean" in statistics.
The mean is the average of a set of numbers. It is found by adding all numbers and dividing by the total count.
How do you convert a percentage into a fraction?
To convert a percentage into a fraction, divide by 100 and simplify. Example: 25% = 25/100 = 1/4.
What is a square number?
A square number is a number obtained by multiplying an integer by itself. Example: 4 × 4 = 16, so 16 is a square number.
Explain the distributive property of multiplication over addition.
The distributive property states that a × (b + c) = (a × b) + (a × c). Example: 3 × (4 + 5) = (3 × 4) + (3 × 5).
Science - NCERT Solutions for Class 7
What is the function of roots in a plant?
Roots help anchor the plant, absorb water and nutrients from the soil, and sometimes store food.
Why do we see lightning before we hear thunder?
Light travels faster than sound, so we see the lightning first, even though both occur simultaneously.
How does a food chain work?
A food chain shows how energy moves through an ecosystem, from producers (plants) to herbivores to carnivores.
What is an adaptation?
Adaptation is a special feature that helps a living organism survive in its environment.
Why does ice float on water?
Ice is less dense than liquid water, which allows it to float.
What are acids and bases?
Acids are substances with a sour taste, while bases have a bitter taste and feel slippery.
What is friction?
Friction is a force that resists motion between two surfaces in contact.
Why do astronauts float in space?
Astronauts float because they are in a state of free fall, experiencing zero gravity.
What is photosynthesis?
Photosynthesis is the process by which plants use sunlight to make food.
What is the difference between renewable and non-renewable resources?
Renewable resources can be replaced naturally, while non-renewable resources take millions of years to form.
How do antibiotics work?
Antibiotics kill bacteria or stop their growth, helping fight infections.
What is a balanced diet?
A balanced diet includes carbohydrates, proteins, fats, vitamins, and minerals in proper proportions.
Why is water called a universal solvent?
Water dissolves many substances, making it a universal solvent.
How does evaporation cause cooling?
When liquid evaporates, it absorbs heat, causing a cooling effect.
What is the function of the heart?
The heart pumps blood throughout the body, supplying oxygen and nutrients.
What is a habitat?
A habitat is the natural home of an organism, where it lives and grows.
Why do we need vitamins and minerals?
Vitamins and minerals help in body functions like immunity, bone strength, and metabolism.
What are biodegradable and non-biodegradable substances?
Biodegradable substances decompose naturally, while non-biodegradable substances do not break down easily.
What is the greenhouse effect?
The greenhouse effect is the trapping of heat by gases in Earth's atmosphere, warming the planet.
How do plants reproduce?
Plants reproduce through seeds, spores, and vegetative propagation like cuttings.
English - NCERT Solutions for Class 7
What is a noun?
A noun is a word that names a person, place, thing, or idea. Example: John, India, book, happiness.
What is the difference between active and passive voice?
Active voice: The subject performs the action. Example: "She wrote the letter."
Passive voice: The action is received by the subject. Example: "The letter was written by her."
What is a synonym?
A synonym is a word with a similar meaning to another. Example: Happy – Joyful.
What is an antonym?
An antonym is a word with the opposite meaning. Example: Hot – Cold.
How do you form the plural of a noun?
Most nouns add "s" (cat → cats), while some change forms (child → children).
What is an adjective?
An adjective describes a noun. Example: The tall tree.
What are conjunctions?
Conjunctions connect words, phrases, or clauses. Example: and, but, because.
What is a metaphor?
A metaphor is a comparison without using "like" or "as." Example: "Time is money."
What is an idiom?
An idiom is a phrase with a different meaning than its words suggest. Example: "Break a leg" means "Good luck."
What is a pronoun?
A pronoun replaces a noun. Example: He, she, it, they.
This comprehensive set of NCERT solutions for Class 7 will help students prepare effectively for exams while strengthening their concepts.
Best Indian Books for NCERT Solutions of Class 7 with Authors and Publications
NCERT Solutions for Class 7 - Mathematics
Author: R.D. Sharma
Publication: Dhanpat Rai Publications
Content: Includes step-by-step explanations for numerical problems, conceptual clarity, and multiple solved examples to strengthen problem-solving skills.
NCERT Solutions for Class 7 - Science
Author: Lakhmir Singh & Manjit Kaur
Publication: S. Chand Publications
Content: Covers chapter-wise explanations with diagrams, real-life applications, and additional questions for revision.
Understanding Mathematics for Class 7
Author: M.L. Aggarwal
Publication: Arya Publications
Content: Concept-based learning with extra practice questions, puzzles, and higher-order thinking problems.
All-in-One NCERT Solutions for Class 7 (Mathematics, Science & English)
Author: Arihant Experts
Publication: Arihant Publications
Content: A multi-subject book offering concise solutions, additional MCQs, and practice exercises.
NCERT Exemplar Problems – Solutions for Class 7 Science
Author: NCERT Experts
Publication: NCERT
Content: Higher-level application-based questions for conceptual understanding and competitive exam preparation.
Together with Science for Class 7
Author: Anahita P. Hoon
Publication: Rachna Sagar
Content: Concept-based learning with real-world examples, activity-based exercises, and case studies.
Golden Guide NCERT Solutions - Class 7 English
Author: N.K. Aggarwala
Publication: New Age International
Content: Detailed explanations of English literature, grammar exercises, and answer keys with writing tips.
S Chand’s Social Science for Class 7
Author: N.K. Chowdhry
Publication: S. Chand Publications
Content: Chapter-wise summaries, detailed question-answers, and map-based exercises.
CBSE NCERT Solutions for Class 7 Hindi
Author: R. K. Bansal
Publication: Diamond Books
Content: Detailed answers for Hindi literature and grammar sections, including creative writing exercises.
Navneet Guide for NCERT Class 7
Author: Navneet Experts
Publication: Navneet Publications
Content: Covers subject-wise solutions, practice papers, and additional study material.
Evergreen Social Science Guide for Class 7
Author: Harmeet Kaur
Publication: Evergreen Publications
Content: Covers history, geography, and civics with maps, diagrams, and critical thinking questions.
Full Marks NCERT Solutions for Class 7 (Mathematics & Science)
Author: Full Marks Editorial Team
Publication: Full Marks Pvt Ltd
Content: Chapter-wise detailed explanations, concept-based MCQs, and practical exercises.
Xam Idea NCERT Solutions for Class 7 - Science & Mathematics
Author: Xam Idea Editorial Board
Publication: VK Global Publications
Content: Covers extra questions, HOTS, and objective-based learning techniques.
MTG NCERT at Your Fingertips - Class 7 Science
Author: MTG Experts
Publication: MTG Learning Media
Content: Exam-oriented solutions, application-based learning, and self-assessment tools.
Pradeep’s Fundamental NCERT Solutions for Class 7 Science
Author: K.L. Gomber & K.L. Gogia
Publication: Pradeep Publications
Content: Detailed explanation of scientific concepts with experimental activities and practice tests.
Oswaal NCERT Solutions for Class 7 (All Subjects)
Author: Oswaal Editorial Board
Publication: Oswaal Books
Content: Comprehensive question bank with detailed answers, revision tips, and practice papers.
MBD Super Refresher NCERT Solutions for Class 7
Author: MBD Experts
Publication: MBD Group
Content: Chapter-wise solutions with extra questions, summaries, and quick revision notes.
R.S. Aggarwal Mathematics for Class 7
Author: R.S. Aggarwal
Publication: Bharati Bhawan Publishers
Content: Solved and unsolved questions, logical reasoning, and advanced-level problem-solving exercises.
Cordova Learning Series NCERT Solutions for Class 7 English & Grammar
Author: Cordova Experts
Publication: Cordova Publications
Content: Literature and grammar solutions with worksheets for self-assessment.
Educart NCERT Solutions for Class 7 - All Subjects
Author: Educart Experts
Publication: Educart Publications
Content: Subject-wise solutions, additional sample papers, and exam preparation strategies.
NCERT solutions for Class 7 play a crucial role in strengthening fundamental concepts across various subjects. These solutions are structured to simplify complex topics, making learning easier for students. Whether it is Mathematics, Science, Social Science, or English, NCERT solutions provide a clear understanding through well-explained answers.
Mathematics in Class 7 introduces students to advanced concepts like algebra, integers, geometry, and rational numbers. NCERT solutions ensure that these topics are broken down step by step, helping students grasp formulas and problem-solving techniques effectively. By practicing the exercises provided in these solutions, students build confidence in handling tricky numerical problems.
Science becomes more engaging when students can relate it to real-world applications. NCERT solutions offer easy-to-understand explanations of concepts like motion, heat, acids and bases, and respiration in organisms. The inclusion of diagrams, examples, and real-life applications makes the learning process more interactive and enjoyable.
Social Science covers history, civics, and geography, helping students develop an understanding of past civilizations, government structures, and the physical world. NCERT solutions present chapter-wise answers with relevant facts, explanations, and map-based exercises. These solutions ensure that students gain clarity on historical events, governance policies, and environmental issues.
English literature and grammar play a crucial role in developing language proficiency. NCERT solutions provide structured explanations of prose, poetry, and grammar concepts. The solutions not only help students with comprehension and writing skills but also guide them in framing accurate and well-structured answers for exams.
One of the biggest advantages of NCERT solutions is their alignment with the CBSE syllabus. These solutions are prepared by subject-matter experts to provide accurate answers while maintaining clarity. They also include additional questions, HOTS (Higher Order Thinking Skills), and practice exercises, which help students prepare for exams more efficiently.
Regular practice with NCERT solutions enables students to master key topics without the need for extra coaching. The step-by-step explanations, solved examples, and self-assessment exercises make these solutions an excellent study companion. Since they strictly follow the CBSE curriculum, they are highly beneficial for school exams as well as competitive exams in the future.
Having access to well-structured study material can significantly improve a student’s performance. Whether it's a tricky math problem, a science concept, or a historical event, NCERT solutions simplify learning and help students develop confidence in their academic journey.
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