CIE IGCSE Biology: 复习笔记:6.1.10 Leaf Structure

CIE IGCSE Biology: 复习笔记:6.1.10 Leaf Structure

Leaf Structure & Adaptations for Photosynthesis

Leaf structure

Diagram showing the cross-section of a leaf

 

How photosynthesising cells obtain carbon dioxide

 

  • Pathway of carbon dioxide from the atmosphere to chloroplasts by diffusion:

atmosphere → air spaces around spongy mesophyll tissue → leaf mesophyll cells → chloroplast

Leaf Structure Table

Adaptations of Leaf Structure for Photosynthesis Table

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