NCERT Solutions for Class 6 Science: Important Topics & Chapter-wise Details

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NCERT Solutions for Class 6 Science are provided in this article along with chapter-wise notes. Class 6 Science Syllabus is distributed across three branches: Physics, Chemistry, and Biology. Physics focuses on laws and principles of working of all mechanical and electronic devices. Chemistry deals with the composition of elements, non-living things, and states of matter. Biology covers the structural unit of life: cells, human and plant cells. 


NCERT Solutions for Class 6 Science

Chapter-wise NCERT Solutions for Class 6 Science are provided below: 


NCERT Solutions for Class 6 Science: Chapter-wise Notes

NCERT Solutions for Class 6 Science Chapter-wise Notes are provided further in the article:

Chapter 1 Food: Where Does It Come From?

There are mainly two sources of ingredients for various food items: Plants and AnimalsAnimals that eat only plants are called herbivores. Animals that eat only animals are called carnivores. Animals that eat both plants, as well as other animals, are called omnivores.

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Chapter 2 Components Of Food

The various components of a balanced diet include carbohydrates, fats, proteins, vitamins, minerals, roughage, and water. 

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Chapter 3 Fibre To Fabric

Fabric is made from Yarns, which in turn are made from fibres. The properties of a fabric depend upon the type of fiber used and the treatment applied to them. Cotton voile, wool, linen, satin, and denim are different types of fabrics. 

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Chapter 4 Sorting Materials Into Groups

Based on the different properties, materials can be differentiated into their respective groups. All these materials have mass and shape and are categorized on the basis of physical states, properties of materials, etc.

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Chapter 5 Separation Of Substances

The separation technique is a method in which mass transfer takes place and converts a mixture of substances into two or more substances. Example: handpicking, winnowing, threshing, sedimentation, filtration. 

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Chapter 6 Changes Around Us

There are many changes that take place around us like growing trees, changing crops with time, leaves falling from trees, flowers blooming, etc. Some of the important changes include expansion, evaporation, melting, etc.

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Chapter 7 Getting To Know Plants

Plants can be classified on the basis of the thickness of their stems and the place of origin of their branches, into three broad categories: Herbs, Shrubs, and Trees. 

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Chapter 8 Body Movements

Body movements are changes in the position of a body part with respect to the whole body. It is one of the key characteristics of all living beings. Blinking of the eyes, breathing, and eating are all examples of movement.

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Chapter 9 The Living Organisms — Characteristics And Habitats

Living organisms in a habitat are called biotic components. For example, a habitat can have both animals and plants as biotic components. Non-living things in a habitat are called abiotic components.

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Chapter 10 Motion And Measurement Of Distances

Measurement is a comparison of an unknown quantity with a known fixed quantity of the same category. The value obtained on measuring a quantity is called its magnitude. Distance measures length. In the metric system of measurement, the most common units of distance are millimeters, centimeters, meters, and kilometers.

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Chapter 11 Light, Shadows, And Reflections

When light falls on an object, some of the light gets reflected. The reflected light comes to our eyes and we are able to see an object. An object which produces light is called a luminous object, e.g. sun, bulb, etc.

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Chapter Related Topics
Pinhole Camera Reflections Mirror and Lens

Chapter 12 Electricity And Circuits

Electric circuit provides a complete path for the passage of electricity or current flow between two terminals of an electric cell. The bulb glows only when current flows through the circuit. In an electric circuit, the direction of current is taken to be from the positive to the negative terminal of the electric.

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Chapter 13 Fun With Magnets

Magnetic substances are substances that get attracted to magnets. Some of the magnetic substances are iron, steel, cobalt, and nickel.

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Chapter 14 Water

Sources of water on the earth are Seas, Oceans, Rivers, Springs, Tubewells, etc. Water is composed of the chemical elements hydrogen and oxygen and exists in gaseous, liquid, and solid states. It is one of the most plentiful and essential compounds. It is a tasteless and odorless liquid at room temperature.

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Chapter 15 Air Around Us

Air is a mixture of nitrogen, oxygen, carbon dioxide, water vapor, and a few other gases. Some dust particles may also be present in it.

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Chapter 16 Garbage In, Garbage Out

Garbage substances like broken glass, aluminum wrappers, plastic items, and polythene bags, which are non-biodegradable cannot be converted into compost by the redworms. Along with government and local municipality corporations, it is also the duty of every citizen to help with garbage disposal.

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CBSE X Related Questions

  • 1.
    The natural sources of oxalic acid, lactic acid and methanoic acid respectively are:

      • tomato, curd, ant-sting
      • tomato, orange, nettle-sting
      • orange, milk, ant-sting
      • orange, sour milk, nettle-sting

    • 2.

      Identify the type of reproduction shown in the diagram given below: 

        • Budding
        • Fragmentation
        • Spore Formation
        • Binary Fission

      • 3.
        Rays from the sun converge at a point 25 cm behind a convex lens. The distance at which an object be placed in front of the lens to get a virtual image, is:

          • 20 cm
          • 40 cm
          • 50 cm
          • More than 50 cm

        • 4.

          The reasons for excessive generation of wastes are:
           (i) Use and throw policy. 
          (ii) Increased availability of packaged food. 
          (iii) Increased construction wastes. 
          (iv) Non-sorting of dry and wet wastes

            • (i), (iii) and (iv)
            • (i), (ii) and (iii)
            • (i), (ii), (iii) and (iv)
            • (ii), (iii) and (iv)

          • 5.
            Assertion (A): Reflex actions do not involve thinking.
            Reason (R): Most reflex actions are controlled by the spinal cord.

              • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
              • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
              • Assertion (A) is true, but Reason (R) is false.
              • Assertion (A) is false, but Reason (R) is true.

            • 6.
              Briefly mention the steps in double-circulation through human heart.

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