Gaseous exchange in plants

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• 8 sections of explanation, worked examples and diagrams
• 2 practice tasks with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. Gaseous exchange in plants
2. Respiration in plants
3. Why plants exchange gases
4. The leaf as a gas-exchange organ
5. Structure and function of stomata
6. Factors that open and close stomata
7. Where stomata are found
8. Counting stomata on an epidermal peel
9. Lenticels on woody stems and roots
10. Gaseous exchange in roots
11. Aerobic respiration in plant cells
12. Mitochondria in plant cells
13. ATP as the energy currency of plant cells
14. How plants use energy from respiration
15. The compensation point
16. Anaerobic respiration and fermentation
17. Investigating CO2 from germinating seeds
18. Heat and oxygen use by germinating seeds
19. Factors affecting the rate of respiration
20. Brewing, baking and silage in Kenya
21. Waterlogging, rice and aerenchyma
22. Why gaseous exchange in plants matters