Question 906265
*[illustration help217].

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Physics
1.  An introduction to Nano technology
2. Light Reflection and Refraction
3. Dispersion of light and Natural optical phenomena
4. Electricity
5. Magnetic effect of electric current
6. Universe
Chemistry
1. Acid Base and Salt
2. Metals
3. Non Metals
4. Mineral Coal and Mineral oil
5. Organic compounds
Bio logy
1. Nutrition and Respiration
2. Transportation circulation and Excretion in Organisms
3. Control and coordination In organisms
4. Reproductions in organisms
5. Heredity and Evolution
6. Our Environment
7. Management of Natural Resources 
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