1.The Living World

• Unicellular and multicellular organisms
  • Cellular organisation prokaryotic and eukaryotic cells
  • Unicellular organism and multicellular organism
  • Levels of organisation
• Cells-Tissues-Organs-Organ systems-Organism
• Reproductions
  • Types
• Vegetative
• Asexual
• Sexual
• Brief account of pollination and fertilization

2.Materials

• Properties of solid, liquids and gases
  • Physical and chemical properties of solids, liquids and gases
• Classification of substances
  • Acids – Bases and Salts
  • Properties examples and uses
  • Neutralization
  • pH Value
• Atom
  • Structure of Hydrogen atom
  • Fundamental particles of an atom
  • Electronic shells
  • Position of neutrons and protons
  • Basic properties of protons, neutrons and electrons
  • Dalton’s atomic theory
• Water – Hard and soft water
  • Meaning of hard water
  • Salts present
  • Disadvantages
  • Soft water – Advantages
  • Heavy water – Causes and uses
• Electrolysis
  • Electrolysis of water
  • Meaning of electrolytes and examples
  • Diagram of electrolytic cell
• Inertgases
  • Inert gases of atmosphere and Uses
  • Allotropy of oxygen
• Ozone
  • Physical properties of Ozone
  • Importance of Ozone layer

3.How things work

• Electrical appliances in everyday life
  • Simple and complex circuits
  • Symbols for different elements of circuits
  • Identification of appliances at home and industry
  • Function and applications in different fields
• Chemical reactions
  • Combination, Decomposition displacement and double displacement
  • Preparation of oxygen in the laboratory properties and uses
  • Preparation of carbon dioxide properties and uses
• Allotropy
  • Allotropic forms of carbon
• Common compounds of carbon
  • Sodium carbonate, sodium bicarbonate, calcium carbonate

4.Food

• Tests for constituents
  • Tests for carbohydrates
• Proteins
• Fats and oils
• Hydrocarbons
  • Petroleum
• Coal
• Natural gas

5.Environmental Science

• Pollution
  • Types
  • Water causes and remedies
  • Air causes and remedies
  • Acid rains
• Sewage treatment
  • Soil Pollution
• Causes – Remedies

6.Motion

• Acceleration
  • Meaning and definition
• Acceleration
• Uniform acceleration
• SI units
• Friction
  • Types –
    • Sliding
    • Rolling
    • Static
  • Advantages and disadvantages

7.Bond formation

• Elementary idea on bond formation
• Compounds on different from elements and mixtures
• Chemical bond
  • Formation of chemical bond due to sharing of electrons

8.Energy, Work and Force

• Heat and temperature
  • Definition of head and temperature
  • Measurement of temperature
  • Types of thermometer
• Lights and shadow
  • Shadows from opaque bodies
  • Transparent
  • Translucent
  • Opaque

9.Space Science

• Constellations
  • Elliptical orbit
  • Examples of constellation
  • Zodiac constellation
  • Galaxies – definitions and types
  • Concept of light year

10.Natural Phenomena

• Lenses and uses
  • Images formed by convex lens, properties and uses of convex lens
  • Dispersion of light
  • VIBGYOR
  • Multiple reflection
• Multiple reflection
• Total internal reflection – Mirage