Welcome to iGCSE Biology

This site has been created to help students with the Edexcel iGCSE Biology course.
Use the associated workbook to compile your notes for revision.

Click the learning outcomes at the top of each page - they link to a descriptive video to help your understanding.
There are links to extension work at the bottom of each page - some S-Cool, some Khan Academy.
The search box at the top will search all the GCSE revision sites found on the 'revision sites' page only - click on the arrow and select 'student search'.
At the very bottom of the page is a 'print page' link - it prints it out a lot nicer than doing it from you browser.


Section 1: Nature & variety of living things

Characteristics of living organisms
Variety of Living organisms

Section 2: Structures & functions in living organisms

Levels of organisation
Cell structure
Biological molecules
Movement of substances into and out of cells
Nutrition in flowering plants
Nutrition in humans
Gas exchange in flowering plants
Gas exchange in humans
Transport in flowering plants
Transport in humans
Coordination of response in flowering plants
Coordination of response in humans

Section 3: Reproduction & inheritance

Reproduction in flowering plants
Reproduction in humans

Section 4: Ecology & the environment

The organism in the environment
Feeding relationships
Cycles within ecosystems
Human influences on the environment

Section 5: Use of biological resources

Crop plants
Fish farming
Selective breeding
Genetic modification

The site is based on the work of T. Filtness and R.O. Strain - the original document can be found above and printed in a user friendly format.

Videos are by http://www.click4biology.info/ & http://www.khanacademy.org/