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chapter 4 Chemistry.pdf
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Syllabuses & Teacher's Instructional Manual (Biology component)
Text Book 1.1
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2.1 Practice principles and laws of optics for daily needs and scientific purposes
Text Book 3.1
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Text Book 4.1
Text Book 4.2
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First Term Test 2012 - Devi Balika, Colombo
First Term Test 2012 - Samudradevi Balika, Nugegoda
First Term Examination - 2015
First Term Examination (answers) - 2015
Second Term Examination - 2015
Second term western province I paper 2018
Second term western province II paper 2018
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முதற்பக்கம்
நாட்காட்டி
Course sections
பொது
Waves and Their Applications
Phenomena Related to Optics
Effects and uses of Current Electricity
Electronic Applications for Human Activities
Factors Affecting the Behaviour of Gases
Different Solvents and their Applications
Properties and Applications of some Elements and Compounds
Chamical Industries and Products
Maintaining the Composition of the environment
Mechanisms Which affect the Functionas of Organisms
Reproduction in Organisms
Mutual Relationship between Organisms and the Environment
Heredity and Evolution
New Trends in Biology
Past Question Papers