CBSE 10 Science Notes

  • OSTEOPOROSIS

    It is a metabolic bone disorder, characterized by reduction in bone density due to decrease in bone mass."},{"left":"Causes","right":"us


  • LIFE PROCESSES

    Nutrition- process of intake of nutrition, to obtain [energy](#574379a62c8cecad180325f7).\n\nRespiration- exchange of gases\n\nTransport - of food materials to cells\n\nExcretion- removal of waste products"},{"left":"Nutritio


  • CONTROL AND COORDINATION

    The well organised working of various organs of an organism in a systemic manner to produce a reaction to [stimulus](#56cc9d827a2519e033d4a566)."},{"left":"Coor


  • Electricity

    ![](https://s3.amazonaws.com/classmint.img/ef5d9dd8-2f36-4ae3-ad47-d8333d9c2b8e.png)"},{"left":"Circuit repres


  • HOW DO ORGANISM REPRODUCE?

    Production of new organism from existing organism of same species.\n\nEssential for survival."},{"left":"Types of reproducti


  • HEREDITY AND EVOLUTION

    Transfer of characteristics or traits from parents to offsprings.\n\nTraits are transferred via thread like structures called [chromosome.](#56d57bd6596e1ffe30583be2)"},{"left":"Mendel's experi


  • OUR ENVIRONMENT

    Environment include physical surroundings as well as all the organisms."},{"left":"Ecosystem","right"


  • HUMAN EYE AND COLOURFUL WORLD

    Power of accommodation","right":"- Ability of the eye lens to change its focal length.\n- The change in focal length is effected by ciliary muscles.\n- To focus on far off object, lens become [thinner](#56d926cede6575d31dce3b66) and flatter.\n- To focus on close by object, lens becomes [thick](#56d9271dde6575d31


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