General Science | Class 7

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    Chapter 1 Plant Systems ( 15 videos)  (Practice Test)

      1.1: Plant Systems
      Systems of A Plant
    1. Systems of A Plant
      864 views
      1.2: Root System
      Structure of Root
    1. Structure of Root
      1137 views
      2. Absorption of Water Through Roots
    2. Absorption of Water Through Roots
      1338 views
      1.3: Shoot System
      Systems of A Plant
    1. Systems of A Plant
      864 views
      2. Structure of Stem
    2. Structure of Stem
      897 views
      1.4: Leaves (Practice Test)
      Structure of Leaf
    1. Structure of Leaf
      4499 views
      1.5: Transport
      Transport System In Plants
    1. Transport System In Plants
      174 views
      2. Transport In Plants
    2. Transport In Plants
      155 views
      1.6: Transpiration
      Transpiration
    1. Transpiration
      97 views
      1.7: Photosynthesis
      Preparation of Food by Plants or Photosynthesis
    1. Preparation of Food by Plants or Photosynthesis
      88 views
      1.8: Leaves As Best Photosynthesis Sites (Practice Test)
      Structure of Leaf and Photosynthesis
    1. Structure of Leaf and Photosynthesis
      4655 views
      1.9: Minerals For Plant Growth
      Minerals For Plant Growth
    1. Minerals For Plant Growth
      1.10: Respiration (Practice Test)
      Respiration in Plants
    1. Respiration in Plants
      1994 views
      2. Importance of Respiration
    2. Importance of Respiration
      1082 views
      1.11: Comparison Between Respiration and Photosynthesis
      Comparison of Photosynthesis and Respiration
    1. Comparison of Photosynthesis and Respiration
      637 views

    Chapter 2 Human Respiratory and Circulatory System ( 9 videos)

      2.1: Aerobic and Anaerobic Respiration
      Aerobic and Anaerobic Respiration
    1. Aerobic and Anaerobic Respiration
      2.2: Human Respiratory System
      Respiratory System
    1. Respiratory System
      2357 views
      2. Exchange of Carbon Dioxide And Oxygen
    2. Exchange of Carbon Dioxide And Oxygen
      337 views
      3. Difference Between Breathing And Respiration
    3. Difference Between Breathing And Respiration
      2.3: Circulatory System (Practice Test)
      Blood Circulatory System
    1. Blood Circulatory System
      3059 views
      2. Composition of Blood
    2. Composition of Blood
      179 views
      3. Types of Blood Cells
    3. Types of Blood Cells
      4. Blood Vessels
    4. Blood Vessels
      627 views
      2.4: Heart
      Human Heart
    1. Human Heart
      400 views

    Chapter 3 Immunity and Diseases ( 11 videos)  (Practice Test)

      3.1: Immunity
      Immunity, Immunology
    1. Immunity, Immunology
      2849 views
      3.2: Innate Immunity
      Innate Immunity
    1. Innate Immunity
      3.3: Adaptive Immunity
      Adaptive Immunity
    1. Adaptive Immunity
      3.4: Mechanism of Antibody Formation
      Mechanism of Antibody Formation
    1. Mechanism of Antibody Formation
      3.5: Passive Immunity (Practice Test)
      Passive Immunity
    1. Passive Immunity
      1300 views
      3.6: Ways to Boost Your Immunity
      Ways To Improve The Immune System
    1. Ways To Improve The Immune System
      3.7: Infectious Diseases (Practice Test)
      Differentiate Between Infectious and Non-infectious Diseases
    1. Differentiate Between Infectious and Non-infectious Diseases
      2. Causes, Symptoms And Preventions of COVID-19
    2. Causes, Symptoms And Preventions of COVID-19
      3. Basic Information about Dengue Fever
    3. Basic Information about Dengue Fever
      598 views
      4. Hepatitis B
    4. Hepatitis B
      5. Cholera, Typhoid
    5. Cholera, Typhoid
      1059 views

    Chapter 4 Physical and Chemical Changes ( 9 videos)  (Practice Test)

      4.1: Physical Change
      Physical Changes And Processes
    1. Physical Changes And Processes
      219 views
      4.2: Chemical Changes (Practice Test)
      Chemical Changes and Processes
    1. Chemical Changes and Processes
      161 views
      2. Combustion Reaction
    2. Combustion Reaction
      1831 views
      3. Comparison Between Physical And Chemical Changes
    3. Comparison Between Physical And Chemical Changes
      115 views
      4.3: Physical Properties (Practice Test)
      Common States of Matter (Solid, Liquid, Gas, Plasma)
    1. Common States of Matter (Solid, Liquid, Gas, Plasma)
      5774 views
      2. Physical Properties of Matter
    2. Physical Properties of Matter
      582 views
      3. Properties of Metals
    3. Properties of Metals
      964 views
      4. Properties of Non-Metals
    4. Properties of Non-Metals
      701 views
      5. Chemical Properties
    5. Chemical Properties

    Chapter 5 Structure of An Atom ( 6 videos)  (Practice Test)

      5.1: Structure of An Atom
      Structure of An Atom
    1. Structure of An Atom
      302 views
      5.2: Atomic Number
      Atomic Number
    1. Atomic Number
      205 views
      5.3: Mass Number
      Mass Number
    1. Mass Number
      152 views
      2. The Periodic Table
    2. The Periodic Table
      5.4: Distribution of Electrons in Shells (Practice Test)
      Distribution of Electrons in Shell
    1. Distribution of Electrons in Shell
      660 views
      2. More on Distribution of Electrons in Shell
    2. More on Distribution of Electrons in Shell
      133 views

    Chapter 6 Chemical Bond ( 6 videos)  (Practice Test)

      6.1: Valency (Practice Test)
      Valency
    1. Valency
      277 views
      2. More on Valency
    2. More on Valency
      103 views
      6.2: Formation of Ions
      Ions
    1. Ions
      158 views
      6.3: Chemical Formula (Practice Test)
      Chemical Formula
    1. Chemical Formula
      109 views
      2. Making Chemical Formula of Ionic Compounds
    2. Making Chemical Formula of Ionic Compounds
      127 views
      6.4: Chemical Bonds
      Chemical Bonds
    1. Chemical Bonds

    Chapter 7 Solutions ( 9 videos)  (Practice Test)

      7.1: Solutions
      Solution And Its Components
    1. Solution And Its Components
      1202 views
      7.2: Water As Universal Solvent
      Water As a Universal Solvent
    1. Water As a Universal Solvent
      910 views
      7.3: Formation of A Solution (Practice Test)
      Properties of Solution
    1. Properties of Solution
      499 views
      2. Types of Solution
    2. Types of Solution
      991 views
      7.4: Dilute And Concentrated Solution
      Aqueous, Dilute And Concentrated Solution
    1. Aqueous, Dilute And Concentrated Solution
      1681 views
      7.5: Solubility
      Solubility
    1. Solubility
      865 views
      7.6: Factors Affecting The Solubility of A Solute in A Solvent
      Effect of Temperature On Solubility
    1. Effect of Temperature On Solubility
      2112 views
      2. Factors Affecting Solubility of Solute in Solvent
    2. Factors Affecting Solubility of Solute in Solvent
      7.7: Process of Dissolving Materials
      Process of Dissolving Materials
    1. Process of Dissolving Materials

    Chapter 8 Force and Motion ( 6 videos)

      8.1: Speed
      Speed and its Measurement
    1. Speed and its Measurement
      2. Formulae To Convert Units of Speed
    2. Formulae To Convert Units of Speed
      8.2: Distance - Time Graphs
      Distance - Time Graphs
    1. Distance - Time Graphs
      8.3: Force
      Force
    1. Force
      47 views
      8.4: Contact And Non - Contact Forces
      Contact and Non-Contact Forces
    1. Contact and Non-Contact Forces
      8.5: Forces As Actions and Reaction Pair
      Action And Reaction And Their Examples
    1. Action And Reaction And Their Examples
      190 views

    Chapter 9 Waves And Energy ( 15 videos)  (Practice Test)

      9.1: Waves
      Waves
    1. Waves
      9.2: Mechanical And Electromagnetic Waves
      Waves
    1. Waves
      9.3: Transverse Waves And Longitudinal Waves (Practice Test)
      Transverse Waves
    1. Transverse Waves
      1579 views
      2. Longitudinal Waves
    2. Longitudinal Waves
      972 views
      9.4: Properties of Waves (Practice Test)
      Amplitude And Wavelength of Sound Waves
    1. Amplitude And Wavelength of Sound Waves
      1114 views
      2. Time Period And Frequency of Sound Waves
    2. Time Period And Frequency of Sound Waves
      701 views
      9.5: Relation Between Frequency, Time Period And Amplitude
      Amplitude and Relationship Between Frequency And Time Period of Waves
    1. Amplitude and Relationship Between Frequency And Time Period of Waves
      9.6: Sound Waves And Its Properties (Practice Test)
      Sound
    1. Sound
      1461 views
      2. Sound Waves Are Vibrations
    2. Sound Waves Are Vibrations
      421 views
      3. Longitudinal Waves
    3. Longitudinal Waves
      972 views
      4. Pitch of Sound
    4. Pitch of Sound
      6376 views
      5. Loudness of Sound
    5. Loudness of Sound
      989 views
      6. Factors Affecting Loudness of Sound
    6. Factors Affecting Loudness of Sound
      7. Amplitude And Wavelength of Sound Waves
    7. Amplitude And Wavelength of Sound Waves
      1114 views
      9.7: Some Common Phenomenon of Sound
      Some Common Phenomenon of Sound
    1. Some Common Phenomenon of Sound

    Chapter 10 Heat and Temperature ( 15 videos)  (Practice Test)

      10.1: Introduction
      Matter
    1. Matter
      85 views
      10.2: Temperature
      Heat And Temperature
    1. Heat And Temperature
      34 views
      10.3: Temperature Scales (Practice Test)
      Temperature Scales
    1. Temperature Scales
      32 views
      2. Converting Temperature Scales
    2. Converting Temperature Scales
      26 views
      10.4: Heat
      Heat
    1. Heat
      420 views
      10.5: Thermal Expansion (Practice Test)
      Thermal Expansion
    1. Thermal Expansion
      6616 views
      2. Expansion of Gases
    2. Expansion of Gases
      534 views
      10.6: Effects of Thermal Expansion & Contraction With Their Applications In Our Daily Life (Practice Test)
      Expansions of Solids
    1. Expansions of Solids
      39 views
      2. Expansion of Liquids
    2. Expansion of Liquids
      1003 views
      10.7: Transfer of Heat
      Heat
    1. Heat
      420 views
      10.8: Conduction (Practice Test)
      Conduction of Heat
    1. Conduction of Heat
      292 views
      10.9: Convection
      Transfers of Heat In Liquids
    1. Transfers of Heat In Liquids
      223 views
      10.10: Radiation
      Radiation
    1. Radiation
      543 views
      2. Applications of Radiations In Our Daily Life
    2. Applications of Radiations In Our Daily Life
      209 views
      10.11: Thermal Insulation For Constructing Buildings
      Practical Methods of Thermal Insulation Used for Constructing Buildings
    1. Practical Methods of Thermal Insulation Used for Constructing Buildings

    Chapter 11 Technology in Everyday Life ( 5 videos)

      11.1: Make A Model For Drip And Sprinkler Irrigation System
      Conservation of Water
    1. Conservation of Water
      265 views
      2. Make A Model For Drip And Sprinkler Irrigation System
    2. Make A Model For Drip And Sprinkler Irrigation System
      11.2: Preservation of Food
      Methods of Preserving Food
    1. Methods of Preserving Food
      11.3: Stethoscope
      Stethoscope
    1. Stethoscope
      11.4: Sanitizer
      Sanitizer
    1. Sanitizer

    Chapter 12 Earth And Space ( 9 videos)

      12.1: Force of Gravity Keeps Planets And Moons In Their Orbits (Practice Test)
      Importance of Gravitational Force
    1. Importance of Gravitational Force
      2. Gravitational Force
    2. Gravitational Force
      663 views
      3. Gravity of Sun And Its Planets
    3. Gravity of Sun And Its Planets
      12.2: Mass And Weight
      Mass And Weight
    1. Mass And Weight
      12.3: Tides And Gravitational Pull of Moon
      The Moon and the Tides
    1. The Moon and the Tides
      12.4: Revolution Of Earth Around Sun Seasons And Constellation
      Earth's Axis Tilt
    1. Earth's Axis Tilt
      2. What Are Constellations?
    2. What Are Constellations?
      3. Earth's Revolution And Seasons
    3. Earth's Revolution And Seasons
      12.5: Relation of Earth's Hemisphere With Annual Rotation Around The Sun
      Earth's Revolution And Seasons
    1. Earth's Revolution And Seasons