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CHEMICAL REACTIONS AND EQUATIONS
ACIDS, BASES AND SALTS
METALS AND NON-METALS
CARBON AND ITS COMPOUNDS
PERIODIC CLASSIFICATION OF ELEMENTS
LIFE PROCESSES
CONTROL AND COORDINATION
HOW DO ORGANISMS REPRODUCE?
HERIDITY AND EVOLUTION
LIGHT - REFLECTION AND REFRACTION
THE HUMAN EYE AND THE COLOURFUL WORLD
ELECTRICITY
MAGNETIC EFFECTS OF ELECTRIC CURRENT
SOURCES OF ENERGY
OUR ENVIRONMENT
SUSTAINABLE MANAGEMENT OF NATURAL RESOURCES
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