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Article: Building leaves and an understanding of photosynthesis.(REGULATION AND BEHAVIOR)
- Article from:
- Science Scope
- Article date:
- April 1, 2007
- Author:
CopyrightCOPYRIGHT 2007 National Science Teachers Association. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Through the years, the most difficult concepts for my students to grasp have been photosynthesis and cellular respiration. Photosynthesis is a little easier for them to understand because they start learning about it in elementary school. Cellular respiration, on the other hand, is completely unfamiliar and raises many questions. Where does it take place? How does a plant make food and in turn use the food to produce its own energy? Do animals carry on this process also? Isn't the respiratory system for breathing? Is this another name for the respiratory system?
To help students answer these and other questions, I decided to have them build a model leaf, plant ...