Science Notes
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PLANT PHYSIOLOGY Notes 9th Science Lesson 22 Notes in English
PLANT PHYSIOLOGY Notes 9th Science Lesson 22 Notes in English Introduction Animals move in search of food, shelter and for…
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ECONOMIC BIOLOGY Notes 9th Science Lesson 21 Notes in English
ECONOMIC BIOLOGY Notes 9th Science Lesson 21 Notes in English Introduction The gift of nature is almost unlimited and thus…
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ENVIRONMENTAL SCIENCE Notes 9th Science Lesson 20 Notes in English
ENVIRONMENTAL SCIENCE Notes 9th Science Lesson 20 Notes in English Introduction “Nature has the power to refresh and renew” –…
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WORLD OF MICROBES Notes 9th Science Lesson 19 Notes in English
WORLD OF MICROBES Notes 9th Science Lesson 19 Notes in English Introduction Microbiology (greek words: mikros -small, bios- life bearing,…
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NUTRITION AND HEALTH Notes 9th Science Lesson 18 Notes in English
NUTRITION AND HEALTH Notes 9th Science Lesson 18 Notes in English Introduction Food is the basic necessity of life. Food…
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ANIMAL KINGDOM Notes 9th Science Lesson 17 Notes in English
ANIMAL KINGDOM Introduction The variety of living organisms surrounding us is incomprehensible. Nearly 1.5 million species of organism which have…
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APPLIED CHEMISTRY Notes 9th Science Lesson 16 Notes in English
APPLIED CHEMISTRY Introduction Food, medicines, cosmetics, dress materials and gold covering ornaments are some of the items used in our…
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CARBON AND ITS COMPOUNDS Notes 9th Science Lesson 15 Notes in English
CARBON AND ITS COMPOUNDS Introduction Carbon is one of the most important non-metallic element. Antoine Lavoisier named Carbon from the…
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ACIDS, BASES AND SALTS Notes 9th Science Lesson 14 Notes in English
ACIDS, BASES AND SALTS Introduction We know that the physical world around us is made of large number of chemicals.…
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ELECTRIC CHARGE AND ELECTRIC CURRENT Notes 9th Science Lesson 13 Notes in English
ELECTRIC CHARGE AND ELECTRIC CURRENT Introduction Like mass and length, electric charge also is a fundamental property of all matter.…
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