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Department of Examinations Sri Lanka, Pelawatta, Battaramulla, Sri Lanka. E-Mail: exams@doenets.lk.

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• Closing Date:2020 August 31 Apply GCE O/ L Exam 2020 -Department of Examination Subject List Instrations Sinhala Instrations Tamil.

Please copy down the notes on your Science wrtiting book.
The notes will contain many blanks.
Students have to listen carefully during the online lesson and fill in the blanks.
The answers for the blanks will be given during the next online Science lesson.

Western Province Papersshortnotesg.c.e Olympic

Grade 10

Video -Iodine test for starch

Video - Benedict test for glucose

Video - Biuret test for proteins

Video - Sudan III test for lipids

Grade 11

Video -How to test for starch in a leaf

Video -How to prove that sunlight is necessary for photosynthesis

Western Province Papersshortnotesg.c.e Olimpia

Video -How to prove that carbondioxide is necessary for photosynthesis

Western Province Papersshortnotesg.c.e Old

Video -How to prove that chlorophyll is necessary for photosynthesis

Western Province Papersshortnotesg.c.e Old Town

Video -How to prove that oxygen is produced during photosynthesis