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Chapter 4: Practical Geometry

Topic 1: Problem on constructing a quadrilateral 1 Topic 2: Problem on constructing a quadrilateral 2 Topic 3: Problem on constructing a quadrilateral 3 Topic 4: Problem on constructing a quadrilateral 4 Topic 5: Some special cases Topic 6: problem on constructing a quadrilateral Exercise solutions Note Book

Chapter 7: Pollution of Air and Water

Topic 1: Air pollution Topic 2: Green House effect Topic 3: Global warming Topic 4: Ozone layer depletion Topic 5: Green house gases Topic 6: Controlling pollution Topic 7: Water pollution              Topic 8: Potable water Multiple choice questions Question and answers Note book

Chapter 2: Microorganisms – Friend and Foe

Topic 1: Microorganisms Topic 2: Friendly microorganisms Topic 3: Commercial use of microorganisms Topic 4: Medicinal uses of microorganisms Topic 5: Vaccine                                                                                             Topic 6: Disease causing microorganisms in humans Topic  7: Communicable diseases Topic  8: Diseases spread by carriers Topic 9: Disease causing microorganisms in animals Topic 10: Disease causing microorganisms in plants Topic 11: …

Chapter 2: Microorganisms – Friend and Foe Read More »

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