Newton’s First Law of Motion : Explained

NEWTON’S LAWS OF MOTION : Newton’s first law ( law of inertia) : The famous Newton’s laws of motion are basically always the starting point in learning mechanics (a branch of physics) but the observations...

Diversity in Living Organism:Animalia Class 9th Science Notes

ANIMALIA Porifera These are non-motile organisms with pores all over their body leading to canal system that helps in circulating water throughout the body to bring in food and oxygen. These animals are covered...
Moss Biodevirsity

Diversity in Living Organisms:NCERT Notes Class 9th

Classification is the Science of arranging organisms in series of groups and subgroups on the basis of their similarities and dissimilarities. Aristotle classified organisms on the basis of their habitat means the place...
Ligaments

Animal Tissue Classification and Notes Class 9 NCERT

ANIMAL TISSUES Epithelial tissue The covering or protective tissue in animal body are epithelial tissue, covering most organs and cavities it forms a barrier to keep different body systems separate. The skin, the lining of...

Plant Tissues NCERT Notes for Class 9 Science

What is Tissue Tissue is a group of cells that are similar in structure and/or work together to achieve a particular function. Eg :- In human beings the cells of the muscular tissue contract...

The Fundamental unit of life : Cell Structure and Function

Cell Structure and Function Cell is the fundamental and structural unit of life. All living organisms are composed of cells. Amoeba, chlamydomonas, paramoecium and bacteria are unicellular organism. In multicellular organisms, many cell group...

Preamble Of The Indian Constitution

1. Sovereign The word ‘sovereign’ implies that India is neither a dependency nor a dominion of any other nation, but an independent state 2. Socialist Read The Notes on Constitutional Design: Polity Note here  Even before the...

Constitutional Design: Polity Note for Class 9th NCERT

Constitution All such certain basic rules that the citizens and the government have to follow together are called constitution. As the supreme law of the country, the constitution determines the rights of citizens, the...

What is democracy ? Why Democracy Notes on NCERT For Class 9th

Democracy -  Democracy has been derived from two Greek word  demos and cratia. Demos means ' the people' and cratia means 'power' Democracy is a form of government which the administration of the...

Population Composition and Literacy Rates in India

Sex Ratio - In India sex ratio is the number of females per thousand males In regions where gender discrimination is rampant, the sex ratio is generally poor . The low number of males...
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