Chapter 23 - Ecosystems
A-Level Science Articles
The following articles will help to explain and deepen your understanding and knowledge of topics linked to this module. You could use them to build a mindmap, make a key word glossary or simply annotate them so you understand them in your own way.
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Videos
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A quick crash course on succession (as always you may want to watch more than once so you do not miss anything!) |
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The nitrogen (and phosphorous) cycle explained in this quick revision video |
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This video explains how energy and nutrients are moved around in an ecosystem. |
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Another recycle video - this time it is the turn of Carbon and Water |
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Exam Packs and other Activities
| ecology_and_populations_-_question_pack.pdf |
Markschemes
| ecology_and_populations_-_mark_scheme.pdf |
Revision Notes
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