Chapter 10 – Plant Metabolism
Chapter 10
Plant Metabolism
Multiple Choice Questions
1. Oxidation is the
Blooms: 1. Remember
2. Most energy transfers in cells involve a linked set of oxidation and reduction reactions.
This means that ______________.
Chapter 10 – Plant Metabolism
3. Metabolism refers to __________________________.
Blooms: 1. Remember
4. Photosynthesis is an example of a/an _____________ set of chemical reactions in plants.
5. The energy “currency” of the cell is
Chapter 10 – Plant Metabolism
6. The oxygen liberated by green plants during photosynthesis comes from
7. Several antenna pigments function in photosynthesis. Which is found in flowering (higher)
plants?
Chapter 10 – Plant Metabolism
8. Photosystem pigments that function in gathering and passing light to reaction-center
molecules are called
9. The longest wavelengths of light useful in photosynthesis are those of
Chapter 10 – Plant Metabolism
10. An increase in ___________ would theoretically increase photosynthesis.
11. The most abundant chlorophyll pigment usually present in plants is
12. Which of the following is a summary of photosynthesis with respect to requirements,
reactants and products?
Chapter 10 – Plant Metabolism
13. During the light reactions of photosynthesis
14. The English biochemist who discovered that isolated chloroplasts, free of other cellular
contents, could briefly produce oxygen in the presence of an electron acceptor was
Chapter 10 – Plant Metabolism
15. Which list gives the products of the light reactions of photosynthesis?
16. Which is a reduced molecule?
Blooms: 2. Understand
17. Which photosynthetic pigment is a precursor of vitamin A?
Chapter 10 – Plant Metabolism
18. In the process of photosynthesis, which molecule becomes reduced?
19. Photooxidation primarily involves the
Blooms: 1. Remember
20. When a pigment absorbs light, certain electrons are raised to a higher energy level.
Subsequent emission of light energy when the electron returns to its lower energy level is
called
Chapter 10 – Plant Metabolism
21. Which of the following are contained in each photosynthetic unit of photosystem I?
22. The splitting of water molecules on the inside of thylakoid membranes during
photosynthesis is called
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23. The Calvin cycle is also called the
24. During the light independent reactions, what plants produce oxaloacetic acid in mesophyll
cells and phosphoglyceric acid (PGA) in the bundle sheath cells
Chapter 10 – Plant Metabolism
25. Which of the following is an INCORRECT statement concerning the Calvin cycle
(photosynthetic carbon reduction cycle)?
26. Which of the following is/are found in C4 plants?
Chapter 10 – Plant Metabolism
27. CAM photosynthesis occurs mostly in
28. Photophosphorylation refers to _______________________.
Chapter 10 – Plant Metabolism
29. Photosynthetically active pigments absorb ____________.
30. NADPH transports ____________ and __________ from light dependent to light
independent photosynthetic reactions.