Science CBSE, Class 8: lessons, tests, tasks.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Crop production and management
1. Agricultural practices in crop production
2. Textbook questions
Microorganisms - Friend and Foe
1. Helpful and diseasecausing microorganisms
2. Textbook questions
Synthetic fibers and plastics
1. The types of fibres and plastics
2. Textbook questions
Materials: Metals and Non-metals
1. Characteristics of metals and non-metals
2. Textbook questions
Coal and petroleum
1. Different types of natural resources
2. Textbook questions
Combustion and flame
1. Types of combustion and fuel efficiency
2. Textbook questions
Conservation of plants and animals
1. The biodiversity of organisms and their conservation
2. Textbook questions
Reproduction in animals
1. Reproduction and its type
2. Textbook questions
Reaching the age of adolescence
Force and pressure
1. Force & its types and pressure
2. Textbook questions
Friction
1. Factors fo friction and its types
2. Textbook questions
Sound
1. Sound production and pollution
2. Textbook questions
Chemical effects of electric current
1. Electric current and its chemical effects
2. Textbook questions
Some natural phenomena
1. Lightning and Earthquakes
2. Textbook questions
Light
1. Light and Human eye
2. Textbook questions
Stars and the solar system
Pollution of air and water
1. Air and water pollution
2. Textbook questions

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