8th class summative Assessment -1 Dec-21 With solutions
- Chapter 1 Crop Production and Management
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- Chapter 2 Microorganisms: Friend and Foe
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- Chapter 3 Synthetic Fibres and Plastics
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- Chapter 4 Materials: Metals and Non-Metals
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- Chapter 5 Coal and Petroleum
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- Chapter 6 Combustion and Flame
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- Chapter 7 Conservation of Plants and Animals
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- Chapter 8 Cell Structure and Functions
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- Chapter 9 Reproduction in Animals
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- Chapter 10 Reaching the Age of Adolescence
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- Chapter 11 Force and Pressure
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- Chapter 12 Friction
- Chapter 13 Sound
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- Chapter 14 Chemical Effects of Electric Current
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- Chapter 15 Some Natural Phenomena
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- Chapter 16 Light
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- Chapter 17 Stars and the Solar System
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- Chapter 18 Pollution of Air and Water
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