Photosynthesis
This PBS website contains a Nova video explaining the needs of plants and the exchange of the carbon dioxide gas to carbohydrates. The video also discusses the misconception early scientists held for plant needs. Post video questions can be accessed for assessment. Background for teachers is covered on this website.
This video, though less than three minutes, covers the main emphasis of photosynthesis and gas exchange. The discussion questions can be used as whole group discussion, or students can work in small groups and share answers with the class. Background information is helpful for teacheru2019s review of topic. Questions and background information can be printed for use.
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