JKBOSE NCERT SCIENCE BOOK – DOWNLOAD
Physics
Unit 1: Light – Reflection and Refraction [Marks: 08]
- Reflection of light
- Spherical mirrors; image formation
- Use of spherical mirrors
- Sign conventions for spherical mirrors
- Relation between focal length and radius of curvature
- Mirror formula (only relation) (Numerical Problems)
- Magnification
- Refraction of light
- Refraction through a glass slab
- Refractive index
- Conditions for no refraction
- Spherical lenses
- Image formation
- Sign conventions
- Lens formula (only relation) (Numerical Problems)
- Magnification (Numerical Problems)
- Power of a lens (Numerical Problems)
- Quiz 100+ MCQs of this Chapter
- Assertion And Reasons
Unit 2: The Human Eye and the Colorful World [Marks: 05]
- Human eye
- Power of accommodation
- Defects of vision and their correction
- Glass prism (refraction and dispersion)
- Atmospheric refraction – twinkling of stars and color of sun at sunrise and sunset
- Assertion And Reason
- Quiz 100+ MCQs of this Chapter
Unit 3: Electricity [Marks: 06]
- Concept of electric charge
- Electric current
- Electric potential and potential difference
- Ohm’s law and experimental verification
- Resistance and its dependence
- Combination of resistances (series and parallel) (Numerical Problems)
- Heating effect of current
- Electric power and energy (Numerical Problems)
- Question And Answer of Electricity
Unit 4: Magnetic Effects of Current [Marks: 07]
- Oersted’s Experiment
- Magnetic field and field lines
- Magnetic field due to a current carrying conductor – Straight, coil (loop) and solenoid (qualitatively only)
- Force on a current carrying conductor in a magnetic field
- Electric Motor
- Electric Generator (Dynamo)
- Domestic electric circuits
Chemistry
Unit 1: Chemical Reactions and Equations [Marks: 06]
- Chemical equation
- Writing of chemical equations
- Balancing chemical equations
- Types of chemical reactions
- Effects of oxidation and reduction reactions in everyday life
Unit 2: Carbon and its Compounds [Marks: 08]
- Bonding in Carbon
- Covalent bond
- Allotropes of carbon
- Versatile nature of carbon
- Saturated and unsaturated hydrocarbons
- Chains
- Branches and rings
- Homologous series and its characteristics
- Nomenclature of Carbon compounds
- Chemical properties of carbon compounds
- Important Carbon compounds
- Soaps and Detergents
Unit 3: Metals and Non-metals [Marks: 07]
- Physical properties of metals and non-metals
- Chemical properties of metals
- Cause of reactivity of metals and non-metals
- Properties of Ionic compounds
- Occurrence of metals
- Corrosion of metals and its prevention
Unit 5: Acids, Bases, and Salts [Marks: 05]
- Idea about acids and bases
- Chemical properties of acids and bases
- Similarities in acids and bases
- Reaction of acids and bases with water
- Strength of acid and base solutions
- pH and its importance
Biology
Unit 1: Life Processes [Marks: 08]
Unit 2: Control and Coordination [Marks: 06]
- Animals – Nervous System
- What happens in Reflex Action?
- Human Brain
- How are these tissues protected?
- How does Nervous tissue cause action?
- Coordination in Plants
- Hormones in Animals
Unit 3: How do Organisms Reproduce [Marks: 06]
- Do organisms create exact copies of themselves? The importance of variation
- Modes of reproduction used by unicellular organisms
- Sexual Reproduction
Unit 4: Heredity [Marks: 03]
Unit 5: Our Environment [Marks: 05]
Our Environment Full Chapter Solution
- What happens when we add our waste to the Environment?
- Ecosystem
- How do our activities affect the environment?
This detailed index provides links for each sub-topic, allowing for in-depth knowledge and easy navigation.