Essay Quiz On Photosynthesis (Light & Dark Reactions)
Multiple choice quiz + 1 brief essay on Photosynthesis (light & dark reactions)
- 1.Which best describes the activity of autotrophs?
- A.
They use sunlight to break down large complex, energy-rich organic molecules
- B.
They convert carbon dioxide and water into complex, energy-rich organic molecules
- C.
They use the energy harvested by other photosynthesizers
- D.
The use the energy harvest by heterotrophs
- 2.Which is released as a byproduct of photosynthesis?
- A.
Carbon dioxide
- B.
Carbon
- C.
Oxygen
- D.
Water
- 3.Which best describes light-independent reactions?
- A.
They are the first stage of photosynthesis.
- B.
They utilize the energy stored in ATP and NADPH.
- C.
They use carbon dioxide to synthesize proteins.
- D.
They create energy-rich ATP and NADPH.
- 4.Why do we perceive chlorophyll as being green?
- A.
Because it is green.
- B.
Because it absorbs green light.
- C.
Because it reflects green light.
- D.
Because it absorbs yellow light.
- 5.Which would you expect to increase the rate of photosynthesis?
- A.
Incresing the carbon dioxide concentration
- B.
Decreasing the intensity of exposure to red light
- C.
Increasing the oxygen concentration
- D.
Decreasing the duration of exposure to red light
- 6.Which could be used to monitor the rate of photosynthesis in a plant?
- A.
Carbon dioxide production
- B.
Water production
- C.
Oxygen production
- D.
Hydrogen production
Questions: 14 | Attempts: 15621 | Last updated: Jan 4, 2021
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