CBSE Pathshala

X Statics mean median mode and Ogive MULTIPLE CHOICE QUESTIONS 1. If 35 is the upper limit of the class-interval of class-size 10, then the lower limit of the class-interval is : (a) 20                                                               (b) 25 (c) 30                                                               (d) none of these ...

JSUNIL TUTORIAL,SAMASTIPUR CBSE X Physics Assignment/Worksheet-Chapter: Sources of Energy 1. What is energy? 2. What do you mean by ‘source of energy’? 3. What should be the characteristics of a source of energy? 4. Name a few sources of energy used in our daily life. 5. What are renewable and non-renewable sources of energy? Give examples of each. 6. Name some of the sources of energy used in ancient times. 7. Give two advantages and 2 disadvantages, each of renewable and non-renewable sources of energy. 8. What are fossil fuels? Give a few examples. 9. Name a gaseous fossil fuel. 10. Which of the following is not derived from solar energy: - geothermal, wind energy, fossil fuels, Biomass. 11. What are the limitations of extracting energy from (a) the wind (b) the waves (c) the tides? 12. What are the environmental consequences of the increasing demand for energy? What steps would you s...

Solved Question Free Download 2012-13-1014 Chapter  - 1: Number system Download File Chapter  - 2: Polynomials Download File Chapter  - 3 Pair of Linear Equations Download File Chapter  - 4 Quadratics Equations Download File Chapter  - 6 - Trigonometry Download File Chapter  - 8 SimilarTriangles Download File Chapter  - 13 Statistics Download File Chapter  - 14 Probability Download File X Hots Questions  By CBSE Term-I Number system Quadratic Equations. Polynomials Trigonometry Pair of Linear Equations          Height &Distance Assignment for Evaluation Mock Test Maths X-SA-1, 2012-14 Paper -1 Downlo...

Transportation in Plants Biology Class 6 th to 10 th   Revision of  Chapters Vascular tissues are tissues that conduct water, minerals and nutrients throughout the plant body in higher plants. Xylem is a conducting tissue for water and minerals from roots to various parts of plant body. Transpiration is a process in which water evaporated from leaves through stoma .  Root pressure is a phenomenon to absorb water from soil. Guttation is appearance of xylem sap drops on tips and margins of leaves. Translocation is transport of nutrients from leaves to other parts of plant body. Phloem is a conducting tissue for nutrients from leaves to other parts of plant body. Active transport is transport of a substance across a cell membrane against the concentration gradient, requires an expenditure of energy. Xylem tissue is present in the roots, stems and leaves. It has four different types of cell...

Transportation in Animals Biology Class 6th to 10 th   Revision of  Chapters Blood is a fluid connective tissue that includes plasma, blood cell and platelets. Plasma is a fluid substance that transports gases, nutrients, nitrogenous waste. Hemoglobin is a respiratory pigment which carries oxygen through red blood cells. The amount of hemoglobin varies in different animals. Blood vessels are tube like and forming a intricate net work to transport blood to various parts of body. They are mainly arteries and veins. Arteries carry oxygenate blood from heart to different parts of body. Veins carry deoxygenated blood from body parts to heart. Capillaries are the fine branches of blood vessels which are deeply innervated into the tissues, organs and organ systems. Platelet prevents bleeding of blood from blood vessels and body parts by forming a blood clot . Lymph is a colorless tiss...

MCQ : Stars and The Solar System (Physics) Formative and Summative Assessments 1.   The Celestial objects are: (a)The stars     (b)The planets    (c) The Moon and many other objects    (d) All of the above 2.  The day on which the whole disc of the moon is visible is known as the       Read full post Stars and The Solar System (Physics) Formative and Summative Assessments Oral Questions : CCE Pattern Class VII(8 th ) 1.  What is the vast space which includes everything around us called? Ans: Universe 2. Name the various objects that constitute the universe? Ans: All the stars, the sun, the planet and their moon, meteorites, comets.   Read full post

     IX Chapter For  Science    Test Paper And Study Materials 1  Matter in Our Surroundings 2  Is Matter Around Us Pure 3  Atoms and Molecules 4  Structure of the Atom 5  The Fundamental Unit of Life 6  Tissues 7  Diversity in Living Organisms 8  Motion 9  Force and Laws of Motion 10  Gravitation 10. Thrust and Pressure 11  Work and Energy 12  Sound 13  Why Do We Fall Ill 14  Natural Resources 15  Improvement in Food Resources Vision:  Learn Here Serve Every Where