Name___________________________________ Date_________________________ Period _________
Photosynthesis Questions
1. Define the following terms.
Term
Definition
Example
Autotroph
Heterotroph
2.
Complete the following chart comparing the two types of autotrophs.
Type of Autotroph
Energy Source
Example
3. What is the primary energy source for life on this planet?
4. What is photosynthesis?
5. What is an autotroph?
6. What is the chemical equation for photosynthesis? (TRY WITHOUT LOOKING)
7. How do plants get the light needed for photosynthesis?
8. How do plants get the water they need for photosynthesis?
9. How do plants get the carbon dioxide they need for photosynthesis?
10. What is carbon fixation?
11. Why are leaves green?
12. What happens when chlorophyll absorbs light?
13. Where does photosynthesis occur within plants?
14. Complete the following chart:
STAGES OF
LIGHT REQUIREMENT?
PHOTOSYNTHESIS
LOCATION
INPUTS
(more than one for
each)
OUTPUTS
(more than one
for each)
15. Draw a chloroplast in the space below and label the following: stroma, thylakoids, thylakoid space, grana, outer membrane,
inner membrane
16. Use the diagram below to summarize the activities of photosynthesis.
Identify: sunlight, CO2, H2O, O2, ADP, Pi, ATP, Calvin cycle, Light dependent reactions, sugars