CBSE Class 10 Science Chapter 16 Notes Management of Natural Resources Management of Natural Resources Class 10 Notes Understanding the Lesson 1. Natural resources: The resources provided by the nature and utilised by human beings are called natural resources. Example: Soil, air, water, forests, wildlife, coal, petroleum, etc. Management of Natural Resources is necessary for…
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CBSE Class 10 Science Chapter 15 Notes Our Environment Our Environment Class 10 Notes Understanding the Lesson 1. Environment: Everything which surrounds us is environment. It may include living (biotic) and non-living (abiotic) components. 2. Biodegradable substances: Substances that can be slowly destroyed and broken down into very small parts by natural processes with the…
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CBSE Class 10 Science Chapter 14 Notes Sources of Energy Sources of Energy Class 10 Notes Understanding the Lesson Characteristics of a good fuel High calorific value (gives more heat per unit mass). Bums without giving out any smoke or harmful gases. Proper ignition temperature. Cheap and easily available. Easy to handle, safe to transport.…
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CBSE Class 10 Science Chapter 13 Notes Magnetic Effects of Electric Current Magnetic Effects of Electric Current Class 10 Notes Understanding the Lesson When an electric current is passed through a conductor, a magnetic field is produced around it. 1. Magnetic field The region surrounding a magnet, in which the force of the magnet can…
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CBSE Class 10 Science Chapter 12 Notes Electricity Electricity Class 10 Notes Understanding the Lesson 1. Current electricity: The branch of physics which deals with the study of charge in motion is called current electricity. 2. Electric charge: Charge is the property of matter due to which it produces and experiences electric and magnetic effects.…
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CBSE Class 10 Science Chapter 11 Notes Human Eye and Colourful World Human Eye and Colourful World Class 10 Notes Understanding the Lesson 1. The human eye: The human eye an extremely valuable and a sensitive sense organ, which enables us to see objects and colours around us. 2. Parts of the human eye: Cornea:…
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CBSE Class 10 Science Chapter 10 Notes Light Reflection and Refraction Light Reflection and Refraction Class 10 Notes Understanding the Lesson 1. Light: It is a form of energy which produces the sensation of sight. Light exhibits dual nature i.e. wave as well as particle nature. It travels with a speed of 3 x 108…
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CBSE Class 10 Science Chapter 9 Notes Heredity and Evolution Heredity and Evolution Class 10 Notes Understanding the Lesson 1. Heredity: Transmission of characters/traits from parents to their offspring. Variation: The degree by which progeny differ from their parents. 2. Genetics: The branch of science which deals with the study of heredity and variation. 3.…
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CBSE Class 10 Science Chapter 8 Notes How do Organisms Reproduce How do Organisms Reproduce Class 10 Notes Understanding the Lesson 1. Reproduction: It is the process by which organisms produce their own kind. 2. Importance of Reproduction: Reproduction enables the continuity of the species, generation after generation. 3. Basic Event in Reproduction for transmission…
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CBSE Class 10 Science Chapter 7 Notes Control and Coordination Control and Coordination Class 10 Notes Understanding the Lesson 1.Growth related movements: A seed germinates and grows and seedling comes out by pushing the soil aside. Such a movement is related to growth as these movements would not happen if growth of seedling is stopped.…
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