WJEC AS Biology - 2.2 Adaptations for Gas Exchange
PowerPoint introducing the concept of Gas Exchange to AS Biology learners. A quick introduction to the topic covering key thinking points for later in the topic.
Includes link to video resource and some thinking activities throughout.
Key topics
- Surface area : Volume
- Key features of an exchange surface
- Different exchange surfaces in different habitats
Practice Questions included at end. All answers included.
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