CBSE Class 9 Sample Papers, Syllabus, Test Papers & NCERT Solutions

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Chapter 1 Matter in Our Surroundings Class 9 Notes Chapter 2 Is Matter Around Us Pure Class 9 Notes Chapter 3 Atoms and Molecules Class 9 Notes Chapter 4 Structure of the Atom Class 9 Notes Chapter 5 The Fundamental Unit of Life Class 9 Notes Chapter 6 Tissues Class 9 Notes Chapter 7 Motion Class 9 Notes Chapter 8 Force and Laws of Motion Class 9 […]

Notes Class 9 Science Chapter 12 Improvement in Food Resources

Notes For All Chapters Science Class 9 1. Why Do We Need to Improve Food Resources? All living things need food to grow and stay healthy. Our food gives us carbohydrates, proteins, fats, vitamins, and minerals. We get food mainly from plants (agriculture) and animals (animal husbandry). India’s population is very large and still growing […]

Notes Class 9 Science Chapter 14 Natural Resources

Notes For All Chapters Science Class 9 Facts that Matter Life exists on earth due to its ambient temperature, water, food and energy from the sun. Lithosphere: The outer crust of the earth is called the lithosphere. Hydrosphere: Sum of all water bodies is called hydrosphere. Atmosphere: Air that covers the earth is called the […]

Notes Class 9 Science Chapter 13 Why Do we Fall ill

Notes For All Chapters Science Class 9 Facts that Matter Introduction Health is a state of complete physical, mental and social well-being. Basic conditions for good health: Proper balanced and nutritious diet. Personal hygiene. Clean environment and surroundings. Healthy air, no pollution in the surrounding. Regular exercise. Proper rest. Good standard of living and economic […]

Notes Class 9 Science Chapter 11 Sound

Notes For All Chapters Science Class 9 Introduction → The sensation felt by our ears is called sound. → Sound is a form of energy which makes us hear. → Law of conservation of energy is also applicable to sound. → Sound travels in form of wave. Production of Sound → Sound is produced when […]

Notes Class 9 Science Chapter 10 Work, Power and Energy

Notes For All Chapters Science Class 9 1. Introduction Every living being needs energy for daily activities like playing, reading, running, etc. Energy for life processes comes from food. Machines and living beings both need energy to perform work. In this chapter, we study Work, Energy, and Power — three closely related concepts. 2. WORK […]

Notes Class 9 Science Chapter 9 Gravitation

Notes For All Chapters Science Class 9 1. Introduction → Gravitational Force of Earth: If we release a small stone without pushing it from a height, it accelerates towards earth. → The stone is when accelerated towards earth, means some force is acting on it. The force which pulls the objects towards the centre of […]

Notes Class 9 Science Chapter 8 Force and Laws of Motion

Notes For All Chapters Science Class 9 1. Introduction Force: Force is a push, pull, or hit that can: Change the state of motion of an object (speed up or slow down) Change the direction of motion Change the shape or size of an object Effects of Force: Pushing a trolley moves it forward. Pulling […]

Notes Class 9 Science Chapter 7 Motion

Notes For All Chapters Science Class 9 1. Introduction to Motion 1.1 What is Motion? Motion means a change in the position of an object with time. Everything around us moves in some way: Birds fly in the air. Fish swim in water. Cars move on roads. Blood flows through veins and arteries. Planets, stars, […]

Notes Class 9 Science Chapter 7 Diversity in Living Organisms

Notes For All Chapters Science Class 9 Facts that Matter Diversity: This earth is full of organisms of various shapes and sizes. The largest Phylum of animal kingdom alone contains over a million species. There are varieties of plants, right from small grasses to tall Eucalyptus trees. This variety in living beings is called diversity. Biodiversity: The […]

Notes Class 9 Science Chapter 6 Tissues

Notes For All Chapters Science Class 9 Introduction → A group of cells that are similar in structure and/or work together to achieve a particular function forms a tissue. → Most of the tissues in plants are supportive, which provides them with structural strength. → These tissues are dead, since dead cells can provide mechanical […]

Notes Class 9 Science Chapter 5 The Fundamental Unit of Life

Notes For All Chapters Science Class 9 CBSE 1. Discovery of the Cell Robert Hooke’s Observation (1665) Robert Hooke examined a thin slice of cork (the bark of a tree) using a self-designed microscope. He saw it resembled a honeycomb structure, made up of many tiny compartments. He called these compartments cells (from Latin cellula, […]

Notes Class 9 Science Chapter 4 Structure of the Atom

Notes For All Chapters Science Class 9 CBSE 1. Introduction Atoms and molecules are the fundamental building blocks of matter. The existence of different kinds of matter is due to different types of atoms. Scientists questioned: (i) What makes one atom different from another? (ii) Are atoms indivisible as Dalton proposed? Experiments showed that atoms […]

Notes Class 9 Science Chapter 3 Atoms and Molecules

Notes For All Chapters Science Class 9 CBSE 1. Introduction Ancient Indian philosopher Maharishi Kanad (around 500 BC) proposed that matter can be divided into smaller and smaller particles until we reach indivisible particles called Parmanu. Pakudha Katyayama further said these particles exist in combined forms to form different substances. Around the same time, Greek […]

Notes Class 9 Science Chapter 2 Is Matter Around Us Pure

Notes For All Chapters Science Class 9 CBSE Introduction When we see packets of milk, ghee, butter, salt, or juice labeled “pure,” we think pure means no adulteration. → Example: “Pure ghee” means no mixing of oil or impurities. Scientifically, “pure” means: → A substance made up of only one kind of particles (same in […]

Notes Class 9 Science Chapter 1 Matter in Our Surroundings

Notes For All Chapters Science Class 9 CBSE 1. Introduction Everything in the universe is made of matter. Matter: Anything that has mass and occupies space (volume). Examples: Air, water, food, stones, clouds, plants, animals, etc. Early Indian philosophers classified matter into five elements (Panch Tatva): Air, Earth, Fire, Sky, and Water. Modern classification: Based […]

Notes Class 9 English Literature

Notes Chapter 1 English Literature Class 9 How I Taught My Grandmother to Read Summary Notes Chapter 2 English Literature Class 9 A Dog Named Duke Summary Notes Chapter 3 English Literature Class 9 The Man Who Knew Too Much Summary Notes Chapter 4 English Literature Class 9 Keeping It From […]

Notes Class 9 English Chapter 14 The Bishop’s Candlesticks

Notes For All Chapters English Literature Class 9 Norman McKinnell s The Bishop’s Candlesticks ’is a very popular play based on the theme that love and kindness can change a man rather than violence. The play is about a convict who was arrested because he stole foodfor his starving and dying wife. He was put […]

Villa for Sale Notes Chapter 13 English Class 9

Notes For All Chapters English Literature Class 9 Juliette puts her villa for sale. She pretends to get the “wretched place ” off her hands and is ready to “sacrifice it at any price Mr. Gaston s wife Jeanne wants to buy a villa so that she can put her parents in it. Mr. Gaston […]

Song of the Rain Notes Chapter 12 English Class 9

Notes For All Chapters English Literature Class 9 The rain defines itself as the dotted silver thread dropped from heaven by gods. Nature sends it to ‘adorn her fields and valleys ’. It is a ‘messenger of mercy ’ between the two lovers — the field and the cloud. It quenches the thirst ofparchedfields embracing […]

Oh, I Wish I’d Looked After Me Teeth Notes Chapter 11 English Class 9

Notes For All Chapters English Literature Class 9 In ‘Oh, I Wish I’d Looked After Me Teeth’, Pam Ayres expresses regret that she had not taken care of her teeth. Nor did she spot the ‘perils’beneath them. ‘All the toffees’, ‘sticky food’, ‘gobstoppers’, liquorice ’and ‘Sherbet dabs ’of which she was so fond of when […]

The Seven Ages Notes Chapter 10 English Class 9

Notes For All Chapters English Literature Class 9 ‘The Seven Ages ’ is an extract taken from Shakespeare s famous play ‘As You Like It’. The poet compares this world to a stage of a theatre and all its men and women to actors and actresses. They take birth, play seven different roles and die. […]

Lord Ullin’s Daughter Notes Chapter 9 English Class 9

Notes For All Chapters English Literature Class 9 Lord Ullin s Daughter’ is a romantic ballad of Thomas Campbell. The ballad describes the tragic love story of Lord Ullin s daughter and her lover, the chieftain ofUlva island. Lord Ullin was against their marriage but his daughter defied him and eloped with her lover. They […]

The Solitary Reaper Notes Chapter 8 English Class 9

Notes For All Chapters English Literature Class 9 The poet recollects an emotional experience. The poet sees a solitary Highland girl reaping and singing by herself in the field. The song of the reaper finds an immediate echo in the heart of the poet. He listens to her song standing there silently. The melodious song […]

The Road Not Taken Notes Chapter 7 English Class 9

Notes For All Chapters English Literature Class 9 In ‘The Road Not Taken ’, Robert Frost makes a fascinating use of two roads as a metaphorfor life. The two roads serve as a metaphor for the choices we make in life. Thus, the roads are, in fact, two alternative ways of life. The choice we […]

The Brook Notes Chapter 6 English Class 9

Notes For All Chapters English Literature Class 9 This poem of Lord Tennyson describes the journey of a stream from its place of origin to the ‘brimming ’river that it joins. The brook itself relates its experiences as it has been personified in this poem. It makes a sudden ‘sally ’from the place of its […]

Best Seller Notes Chapter 5 Class 9 English

Notes For All Chapters English Literature Class 9 In ‘Best Seller’, O. Henry describes quite an interesting character, John A. Pescud, a travelling salesman for a plate-glass company. Pescud appears to be Just the kind of character that is so commonly found in the best-sellers like “The Rose Lady and Trevelyan”. He criticises ‘bestsellers’ as […]

Keeping It From Harold Notes Chapter 4 English Class 9

Notes For All Chapters English Literature Class 9 Keeping It From Harold by P. G. Wodehouse is an interesting story based on dramatic irony. Harold was a prodigy and a perfect model of goodness and intelligence. Bill and his wife, Mrs. Bramble considered Harold as being of a superior order. They thought that Harold would […]

The Man Who Knew Too Much Notes Chapter 3 English Class 9

Notes For All Chapters English Literature Class 9 Private Quelch or the Professor as he was nicknamed, really knew ‘too much’. His greatest aim was to get a commission and to pursue his aim; he really worked hard and tried to impress his senior officers. Technical definitions, the parts of the rifle, its use and […]

A Dog Named Duke Notes Chapter 2 English Class 9

Notes For All Chapters English Literature Class 9 Hooper used to be a highly motivated and result-oriented ‘hard-charging’ zone sales manager for a chemical company. An accident reduced him to a paralysed cripple. Despair had led him on to helplessness. But his dog Duke s re-entry into his life lifted his numb spirits. Duke taught […]

How I Taught My Grandmother Notes Chapter 1 English Class 9

Notes For All Chapters English Literature Class 9 In ‘How I Taught My Grandmother To Read’, Sudha Murty describes the determined efforts of an illiterate old lady Krishtakka to make herself literate. She decided to read a novel on her own. The grandmother set the deadline and achieved the target next to impossible within the […]