NCERT Solutions for Class 9 Science

Chapterwise NCERT Solutions For Class 9 Science

Chapter 1: Matter in Our Surroundings

This chapter introduces the physical nature of matter, its characteristics, and states—solid, liquid, and gas. It explains concepts like intermolecular forces, diffusion, and latent heat. NCERT solutions provide detailed answers to textbook questions and help students understand how matter behaves under different conditions.

Chapter 2: Is Matter Around Us Pure?

This chapter covers mixtures, compounds, and elements. It discusses types of solutions, physical and chemical changes, and separation techniques. The NCERT solutions provide clear explanations of complex concepts, ensuring students grasp the purity of substances and methods to separate mixtures effectively.

Chapter 3: Atoms and Molecules

Students learn about Dalton’s atomic theory, the law of conservation of mass, and chemical formulas. The chapter also explains molecular masses and mole concepts. The NCERT solutions include step-by-step solutions to numerical problems for easy learning.

Chapter 4: Structure of the Atom

This chapter discusses the atomic models proposed by Thomson, Rutherford, and Bohr. It explains electronic configuration, isotopes, and isobars. NCERT solutions help students understand how atoms are structured and how different atomic models evolved.

Chapter 5: The Fundamental Unit of Life

This chapter explores the cell, its structure, and its functions. It explains cell organelles like the nucleus, mitochondria, ribosomes, and the endoplasmic reticulum. Students learn about cell theory, osmosis, and diffusion. The NCERT solutions provide detailed answers to textbook questions, making concepts easier to understand.

Chapter 6: Tissues

Students learn about plant and animal tissues and their types, structures, and functions. The chapter covers meristematic and permanent tissues in plants and epithelial, muscular, connective, and nervous tissues in animals. NCERT solutions offer clear explanations, diagrams, and definitions to strengthen conceptual understanding.

Chapter 7: Diversity in the Living World

This chapter introduces the classification of living organisms, including kingdoms, phyla, and classes. It explains the hierarchical classification system by Linnaeus and Whittaker's five-kingdom classification. NCERT solutions help students understand how organisms are categorized based on characteristics.

Chapter 8: Motion

This chapter covers distance, displacement, speed, velocity, and acceleration. It introduces a graphical representation of motion and equations of motion. NCERT solutions provide step-by-step problem-solving techniques for numerical problems, ensuring clarity.

Chapter 9: Force and Laws of Motion

Students learn about Newton’s three laws of motion and the concept of inertia. The chapter explains momentum, force, and mass with practical examples. NCERT solutions include numerical problems and real-life applications of the laws of motion.

Chapter 10: Gravitation

This chapter explains Newton’s law of universal gravitation and concepts like free fall, acceleration due to gravity, buoyancy, and Archimedes’ principle. NCERT solutions provide detailed problem-solving methods, making learning easier.

Chapter 11: Work and Energy

Students learn about work, power, kinetic and potential energy, and the law of conservation of energy. The NCERT solutions break down formulas and problem-solving techniques, helping students grasp key principles and apply them effectively.

Chapter 12: Sound

This chapter discusses the nature of sound waves, their propagation, reflection, and applications in SONAR and echolocation. Students also learn about pitch, frequency, and amplitude. The NCERT solutions provide conceptual clarity and numerical solutions.

Chapter 13: Why Do We Fall Ill?

This chapter explains health, diseases, their causes, and prevention. It differentiates between infectious and non-infectious diseases and discusses disease-causing microbes, vaccination, and immunity. NCERT solutions provide in-depth answers to all questions.

Chapter 14: Natural Resources

Students learn about air, water, soil, and the biogeochemical cycles. The chapter highlights the importance of conservation and sustainable development. NCERT solutions explain environmental concerns with real-life examples.

Chapter 15: Improvement in Food Resources

This chapter discusses agriculture, animal husbandry, and crop improvement. Students learn about fertilizers, irrigation methods, and disease management. NCERT solutions provide scientific insights into food production and sustainability.

Features of NCERT Solutions for Class 9 Science by Home-Tution.com

The NCERT Solutions for Class 9 Science provided by Home-Tution.com are designed to help students understand concepts, practice questions, and score high marks in exams. These solutions are prepared by subject matter experts to ensure accuracy and clarity. Here are the key features:

1. Comprehensive and Detailed Solutions

Each chapter is explained in a step-by-step manner with detailed answers to all NCERT textbook questions. The solutions cover conceptual explanations, formulas, and diagrams to make learning easier.

2. Conceptual Clarity with Easy Explanations

Difficult topics like Motion, Gravitation, and Atoms & Molecules are broken down into simple, understandable explanations. This helps students grasp fundamental concepts with ease.

3. Accurate and Exam-Oriented Answers

The solutions follow the latest CBSE syllabus and NCERT guidelines. The answers are structured and precise, helping students write well-organized responses in exams.

4. Step-by-step solutions for Numerical Problems

For Physics and Chemistry, numerical problems are solved with proper formulas, calculations, and explanations. This enhances students' problem-solving skills.

5. Free and Easy-to-Access Solutions

Home-Tution.com provides free, well-structured NCERT Solutions, accessible anytime, anywhere. The user-friendly interface ensures a smooth learning experience.

6. Helpful for Competitive Exams

These solutions lay a strong foundation for future competitive exams like JEE, NEET, and Olympiads by building conceptual clarity in Physics, Chemistry, and Biology.

With Home-Tution.com’s NCERT Solutions for Class 9 Science, students can master Science concepts, practice effectively, and achieve excellent results in their exams.

Dos and Don'ts While Using NCERT Solutions for Class 9 Science

Using NCERT Solutions for Class 9 Science effectively can help students understand concepts better and score well. However, students must follow the right approach to maximize their learning. Here are some dos and don’ts while using these solutions:

Dos:

1. Understand the Concepts First

• Before referring to NCERT solutions, read the textbook thoroughly.

• Try to grasp the underlying concepts in each chapter.

2. Use Solutions as a Learning Aid

• NCERT solutions should help clarify doubts, not replace self-study.

• Use them after attempting the questions on your own.

3. Practice Numerical Problems Step-by-Step

• For chapters like Motion, Gravitation, and Work & Energy, follow the step-by-step solutions.

• Understand formulas, derivations, and calculations properly.

4. Revise Regularly

• Revisit the solutions frequently to strengthen understanding.

• Revise key definitions, laws, and diagrams before exams.

5. Use for Competitive Exam Preparation

• NCERT concepts are the foundation for JEE, NEET, and Olympiads.

• Use the solutions to build strong conceptual clarity.

Don’ts:

1. Don’t Memorize Without Understanding

• Avoid rote learning of solutions. Instead, focus on understanding the logic behind the answers.

2. Don’t Skip NCERT Exercises

• Attempt all textbook questions before checking the solutions.

• Skipping exercises reduces problem-solving skills.

3. Don’t Ignore Diagrams and Graphs

• Chapters like Tissues, Atoms & Molecules and Sound require proper diagrams.

• Always practice labeled diagrams for better understanding and marks.

4. Don’t Rely Only on Solutions

• NCERT solutions are guidance tools, not a shortcut for studying.

• Read the full textbook, highlight important points, and take self-notes.

5. Don’t Wait Until the Last Minute

• Using solutions just before exams won’t help in long-term retention.

• Start an early revision to avoid last-minute stress.