Name: ______Date: ______
Cellular Respiration/Photosynthesis Review Period: ______
The following statements listed below refer to the events that occur in either the light reactions or
light – independent reactions (Calvin Cycle, Dark Reactions) of photosynthesis.
Use the following key to show which events occur in which phase of photosynthesis.
A = Light Reactions
B= Light Independent Reactions
1. ______/ Oxygen is produced.2. ______/ CO2 becomes part of a glucose molecule.
3. ______/ ATP is used.
4. ______/ NADPH is produced (NADP NADPH).
5. ______/ Are sometimes called the dark reactions.
6. ______/ Occurs in the thylakoid membrane.
7 ______/ Chlorophyll captures light energy.
8. ______/ ATP is produced.
9. ______/ NADPH is used (NADPH NADP).
10. ______/ Produces a 3 carbon sugar.
11. ______/ An electron transport chain is involved.
12. ______/ Carbohydrates are produced.
13. ______/ Electrons are boosted to higher energy levels.
14. ______/ Water is split.
15. ______/ Occurs in the stroma.
16. ______/ Accessory pigments help to carry light energy.
17. ______/ Uses the enzyme Rubisco.
18. ______/ Can occur in the light or dark.
19. ______/ Red and blue wavelengths of light are absorbed.
Use the above diagram to answer this question and the next 11 questions:
Identify the substances represented by the arrows. Roman numeral I represents the first stage of photosynthesis; Roman numeral II represents the second stage of photosynthesis.
20. Which arrow represents glucose?
A. 1B. 5C. 6D. 7
21. Which part of the diagram represents where light energy is absorbed by chlorophyll?
A. at IB. at IIC. in I and II
22. Arrows 3 and 4 together represent
A. oxygen and waterC. ATP and glucose
B. ATP and NADPHD. carbon dioxide and glucose
23. The general formula for this diagrammed process is
A. CO2 + H2O glucose + O2C. CO2 +O2 H2O + glucose
B. H2O + O2 glucose + CO2D. Glucose + O2 H2O + CO2
24. Arrow 1 and 2 represent which two of the following?
A. CO2B. O2C. sunlightD. H2OE. Sugar
25. In what cell structures do these reactions occur?
A. I occurs in the stroma, II occurs in the cytoplasm
B. I occurs in the cytoplasm, II occurs in the thylakoids
C. I occurs in the thylakoids, II occurs in the stroma
D. I occurs in the cytoplasm, II occurs in the stroma
E. both occur in the cytoplasm
26. The conversion of ADP to ATP would most likely occur
A. at IB. at IIC. in I and IID. at neither I and II
27. What does arrow 5 represent?
A. CO2B. O2C. sunlightD. H2OE. Sugar
28. Which of the following represents the Calvin Cycle?
A. at IB. at II
29. Which arrow would represent CO2?
A. 1B. 2C. 4D. 6E. 7
30. In which of the following would an electron transport chain be present?
A. at IB. at II
Place a “check” in the box to indicate which statements are true for each process.
Statement / Type of ProcessAerobic Respiration / Fermentation
Lactic Acid / Alcoholic
1. It requires oxygen.
2. It does not require oxygen.
3. It requires energy input from 2 ATP.
4. It can produce a net of 38 ATP.
5. It can produce a net of 2 ATP.
6. It is important in baking and brewing.
7. It causes the pain of muscle fatigue.
Statement / Gylcolysis / Krebs Cycle / ETC
1. Occurs in the cytoplasm.
2. Occurs in mitochondrial matrix.
3. Occurs the on the inner mitochondrial membrane.
4. Requires ATP
5. Produces ATP
6. Requires NADH or FADH2
7. Produces NADH or FADH2
8. Requires oxygen.
9. Requires water.
10. Produces water.
11. Produces CO2.
12. Part of aerobic cellular respiration.
In the following chart:
For each NADH produced the stages of respiration, 3 ATP’s are produced in the ETC.
For each FADH2 produced in the stages of respiration, 2 ATP’s are produced in the ETC.
Stage of Aerobic Respiration / Location / Starting Compound / Ending compound / # of ATP Used / # of ATP Produced / # of NADH produced / # of FADH2 producedTotal
Electron Transport Chain
Total NADH entering ______X 3 = ______ATP
Total FADH2 entering ______X 2 = ______ATP
Total ATP from above ______ATP
NET ATP produced per Glucose Molecule______ATP.