General Knowledge - BOTANY

Plants are essential friends of human race. We can't exist without plants. In competitive examinations questions are asked about plants / plant sciences / botany. To help readers of this blog I have gathered here General Knowledge Lessons in Botany for UPSC Exams, SSC Exams, Defence Exams, Teachers' Training Exams, State Civil Services Exams, Scholarship Tests, Admission Tests etc.

General Knowledge: CHEMISTRY

Knowledge in Chemistry is essential for day to day living. Of course its essential to make scientific discoveries, and make things work. In competitive examinations Questions in General Knowledge are asked from Chemistry. Here are lessons useful for tests like UPSC Exam, SSC Exam, Bank PO Exam, Defence Exam, Teachers' Training Exam, Admission Test, Scholarship Tests etc.

Introduction to Chemistry

Atomic Structure

Periodic Classification of Elements

Chemical Bonding

Oxidation and Reduction

General Knowlegde: PHYSICS

Perhaps everyone know Einstein. Physics is the science that make you immortal. Personally I divide PHYSICS in two phases; Physics before Einstein and Physics after Einstein. General Knowledge of Physics is the study discipline everyone should know and understand. In competitive examinations like Bank PO, SSC, Railways, UPSC Exam, Scholarship Test, Admission Test etc  GK Questions are asked in PHYSICS. Here are general lessons in physics useful for writing selection test / admission test etc.

Units

List of Scientific Instruments and Uses

Inventions, Inventor, Country and Year

Important Physics Discoveries in Chronology Order

General Knowledge - Environmental Science

Environment Science in academics has emerged as a new discipline. Human race did massive damage to environment and now we need to take corrective measures to keep it healthy and habitable.  Everyone should know and learn about Environment. To measure your environmental awareness, in competitive examinations questions are asked. Here are lessons about Environmental Science useful for competitive examinations like UPSC Exam, Bank PO Exam, SSC Exam, Police Service Exam, Railway Recruitment Exam, Scholarship Test, and Admission Test Etc.

Environmental Science: An Overview 

Some Environmental Facts

Energy

Waste

Ozone Layer Depletion

Glossary – Environmental Science

Abundance – This refers to the number or amount of something found in the environment, generally in plenty.

Acid precipitation- This refers to the acidic rain, snow, or dry particles set down from the air owing to increased acids released by anthropogenic or natural resources.

Acids- This refers to the substances that liberate hydrogen ions (protons) in water.

Some Environmental Facts

The biggest energy source on the surface of the earth is	Solar radiation
The acid found in soil is	Humic acid
Burning of fossil fuels releases	Carbon-di-oxide
The place referred to as the Valley of Death is	Cubatao in Brazil