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Историческую версию Class 9 Science NCERT Solutions можно получить на Android
NCERT Наука Решения для класса 9
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NCERT Class 9 Science Chapters :-
Chapter 1 - Matter in Our Surroundings
Chapter 2 - Is Matter Around Us Pure
Chapter 3 - Atoms and Molecules
Chapter 4 - Structure of The Atom
Chapter 5 - The Fundamental Unit of Life
Chapter 6 - Tissues
Chapter 7 - Diversity in Living Organisms
Chapter 8 - Motion
Chapter 9 - Force and Laws of Motion
Chapter 10 - Gravitation
Chapter 11 - Work and Energy
Chapter 12 - Sound
Chapter 13 - Why Do We Fall ill
Chapter 14 - Natural Resources
Chapter 15 - Improvement in Food Resources