TNPSC GENERAL SCIENCE DEMO NOTES IN TAMIL & ENGLISH PDF

STUDY MATERIAL – DEMO

Unit - I - General science

Physics

Universe ‐ General Scientific laws ‐ Scientific instruments ‐ Inventions and discoveries ‐ National scientific laboratories ‐ Science glossary ‐ Mechanics and properties of matter‐Physical quantities, standards and units ‐ Force, motion and energy‐ electricity and Magnetism ‐ electronics & communications ‐ Heat, light and sound‐Atomic and nuclear physics‐Solid State Physics‐Spectroscopy – Geophysics ‐ Astronomy and space science.

Chemistry

Elements and Compounds‐Acids, bases and salts ‐ Oxidation and reduction – Chemistry of ores and metals ‐Carbon, nitrogen and their compounds‐ Fertilizers, pesticides, insecticides‐Biochemistry and biotechnology‐Electrochemistry‐ Polymers and plastics.

Botany

Main Concepts of life science‐The cell‐basic unit of life‐Classification of living organism‐Nutrition and dietetics‐Respiration‐Excretion of metabolic waste‐Bio communication.

Zoology

Blood and blood circulation‐Endocrine system‐Reproductive system‐ Genetics the science of heredity‐Environment, ecology, health and hygiene, Biodiversity and its conservation‐Human diseases, prevention and remedies‐ Communicable diseases and non‐ communicable diseases‐Alcoholism and drug abuse‐Animals, plants and human life.