Photosynthesis Versus Cell Respiration
How does Photosynthesis compare and contrast with Cell Respiration? Fill in the following chart using the information found in your notes, textbook, or if you scroll to the bottom of the page at:
Photosynthesis / Cellular RespirationOverview
Who does it?
Where does it happen?
Where does the energy
come from to drive the process?
What do you have to put into it to get the process started (reactants and any other requirement)?
What comes out of it (products)?
What are the stages of the process?
Goals Stage 1:
Goals of Stage 2:
Goals of Stage 3: / There is NO Stage 3 in Photosynthesis
Photosynthesis Webquest
Photosynthesis is the series of chemical reactions in plants and other organisms which uses carbon dioxide and water to form food (carbohydrates).
Go to and read the section on photosynthesis.
1)Literally, what does “photosynthesis” mean? ______
2)In which country was Van Helmont born? ______
3)What did Van Helmont’s experiment show about plants?______
4)In 1766 Joseph Priestley had a meeting with ______
5)How did Joseph Priestley discover that plants produce oxygen?______
6)What type of drink did Joseph Priestley invent? ______
7)What did Jan Ingenhousz discover about photosynthesis?______
8)The two colors of light which are most effective in photosynthesis are ______and______while plants grown under only ______light will die.
Go to and read the section “Plant Cell,” then return to the top of the page, select “zoom,” in the “search” area click on the down arrow and select “Chloroplast.” Then click on the diagram of the cell. When you see the green chloroplast, select “cut” then click again on the chloroplast. You can click several times to gradually zoom in. Remember to read the information under the diagram every time you see a new view.
9)The “grana”are______and it contains ______and ______necessary for______. There are important ______embedded in the thylakoid membranes which have a major role in photosynthetic reactions.
10)The “stroma” is ______and it contains ______and ______of the ______cycle.
Go to and read “Why Study Photosynthesis?”
11)What three examples of stored energy come from photosynthesis? ______
12)For what purpose does a plant use carbohydrates? ______
13) What country uses ethanol as a major automobile fuel? ______
14)What is the connection between plastics and photosynthesis? ______
15)Why does photosynthesis counteract the effect of combustion of fossil fuels? ______
16)Name and describe one more reason that photosynthesis is important:______
Still need to review photosynthesis? Here’s a great overview with wonderful images and a 33 question review quiz at the end: