Gas Exchange and Transport in Plants HL IB Biology
Comprehensive review guide on gas exchange and transport in plants, perfect for IB Biology, A-Level Biology, or high school biology students preparing for exams and quizzes. These notes clearly explain: Gas exchange in leaves (stomata, guard cells, diffusion of CO₂ and O₂) Structure and function of xylem and phloem Transpiration process and water transport (adhesion, cohesion, transpiration pull) Translocation of sugars in the phloem (source-sink theory, pressure flow hypothesis) Adaptations in xerophytes and hydrophytes Diagrams and summaries for quick revision Key features: Concise and exam-focused Easy-to-understand explanations Covers all core concepts from the plant physiology unit Ideal for IB DP Biology SL/HL, A-Level Biology, AP Biology, or Cambridge IGCSE Biology Perfect for students looking for a condensed study guide to master plant transport systems and gas exchange in plants quickly.
Connected book
Written for
- Institution
- Senior / 12th grade
- Course
- Biology
- School year
- 4
Document information
- Uploaded on
- September 24, 2025
- Number of pages
- 1
- Written in
- 2025/2026
- Type
- Class notes
- Professor(s)
- Mrs.kiriazis
- Contains
- All classes
Subjects
- plant transportation
- phloem
- xylem
- transpiration pull
- leaf
- root
- stem
-
epidermis
-
biology
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palisade mesophyll
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spongy mesophyll
-
stoma
-
guard cells
-
vascular bundle
-
ib
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hl