General Science
Nature of matter, physics, mechanics, electricity, magnetism, light, sound, thermal and nuclear physics, elements and compounds, acids, alkalis, salts, petroleum products, minerals, pesticides, metallurgy, biology, environmental science
Related Topics
All topics in this section
Nature of the Universe
Complete explanation about Universe, Stars, Planets, Solar System...
Measurement of Physical Quantities
Complete explanation about Units, Fundamental quantities, Derived quantities, SI units...
Laws of Motion - Mechanics
Complete explanation about Newton Laws, Equations of Motion, Momentum, Force...
Force, Pressure and Energy
Types of Force, Pressure, Atmospheric Pressure, Types of Energy, Work, Power - TNPSC Science guide....
Basic Physics Principles in Daily Life
அன்றாட வாழ்வில் இயற்பியல் - ஒளியியல், ஒலியிய�...
Elements and Compounds
Basic chemistry concepts about elements, compounds and mixtures. Important element types, atomic number, mass number and...
Acids
Basic chemistry concepts about acids. Types of acids, properties, pH value and important acids for TNPSC exams....
Salts
Basic chemistry concepts about salts. Types of salts, important salts and their uses for TNPSC exams....
Petroleum, Fertilizers, Pesticides, Metallurgy & Food Adulteration
TNPSC study notes on petroleum products, fertilizers, pesticides, metallurgy and food adulteration....
Biology - Principles, Classification, Evolution, Genetics, Diseases
Important biology principles, classification of organisms, evolution, genetics, physiology, nutrition, health and human ...
Environmental Science
Environmental Science - Pollution, Conservation, International Agreements...