The unit is divided into two class periods. Allow approximately 20 minutes for each online SimLibrary activity. Show students a photograph full of plants, such as the one included below. Ask students to explain the statement. Students can do the Riverdeep SimLibrary activity, An Overview of Photosynthesis , to learn about the importance of the photosynthetic process.
Light is a key ingredient in photosynthesis.
The energy from photons of visible light promote electrons to a higher energy level in atoms. This activity enables students to follow the changes in rate of photosynthesis over a period of a day. In the second activity, they examine the light-independent reactions in photosynthesis. Plants in the Food Chain 1. Ask the vegetarians in the classroom what percentage of their diet is supplied directly by plants.