Which of the following statements about photosynthesis is false?
A) Sunlight excites electrons from chlorophyll, which are captured by ATP.
B) In the light reactions, electrons eventually wind up on NADPH.
C) Photosynthesis involves many redox reactions similar to the electron transport chain used during cellular respiration.
D) During the light reactions, ATP and NADPH are synthesized.
E) A waste product of the light reactions is O₂.
Correct Answer:
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Q25: The splitting of water in photosynthesis provides:
A)CO₂
Q26: Electrons from photosystem I are transferred down
Q27: The oxygen produced during photosynthesis comes from:
A)water.
B)carbohydrates.
C)carbon
Q28: During the light reactions of photosynthesis:
A)H₂O is
Q29: Both photosynthesis and cellular respiration rely on
Q31: Plants make ATP during the light reactions
Q32: The light reactions occur in the:
A)mitochondrial membrane.
B)thylakoid
Q33: The Calvin cycle takes place in the:
A)thylakoids.
B)grana.
C)stroma.
D)cytoplasm.
Q34: The Calvin cycle requires all of the
Q35: The absorption of light energy by a
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