AP Ch 7 Photosynthesis Outline Quiz
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Ch 7 Photosynthesis
- 1.Sunlight arrives at a plant in units of light energy called
- A.
Protons.
- B.
Photons.
- C.
Electrons.
- D.
Wavelengths.
- 2.Why are plants green?
- A.
They absorb only green wavelengths of light.
- B.
They absorb only yellow and blue wavelengths of light.
- C.
They reflect nearly all wavelengths of light.
- D.
They reflect green wavelengths of light.
- E.
They reflect yellow and blue wavelengths of light.
- 3.To what does the term stroma refer?
- A.
The double membrane of the chloroplast
- B.
A flattened disk or sac in the chloroplast
- C.
A stack of thylakoid membrane structures
- D.
The central fluid-filled space of the chloroplast
- E.
The cytochrome system in the membranes of the thylakoids
- 4.To what does the term grana refer?
- A.
The double membrane of the chloroplast
- B.
A flattened disk or sac in the chloroplast
- C.
A stack of thylakoid membrane structures
- D.
The central fluid-filled space of the chloroplast
- E.
The cytochrome system in the membranes of the thylakoids
- 5.Most food plants, such as wheat, oats, and rice, are in the group of
- A.
CAM plants.
- B.
C3 plants.
- C.
C4 plants.
- 6.Which statement is NOT true about C3 and C4 plants?
- A.
C3 plants are more successful in mild climates than C4 plants.
- B.
C4 plants contain chloroplasts only in part of their mesophyll cells.
- C.
C3 plants fix CO2 in the mesophyll cells.
- D.
C3 plants make glucose in the bundle sheath cells.
- E.
The first CO2 fixation product in a C4 plant is oxaloacetate.
- 7.Photorespiration is a form of
- A.
Fixation of carbon dioxide in C4 plants.
- B.
Fixation of carbon dioxide in C3 plants.
- C.
Release of carbon dioxide in C4 plants.
- D.
Release of carbon dioxide in C3 plants.
- 8.The energy content of photons is inversely proportional to the wavelength of the radiation.
- A.
True
- B.
False
- 9.Only photons from portions of visible light can be taken up by chlorophyll.
- A.
True
- B.
False
- 10.The first part of the noncyclic electron pathway involves the removal of electrons from water.
- A.
True
- B.
False
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