Answers41111de1 ECAD Fall 2026 - Q2 - NM-Biology - S1Light Dependent Reactions in Photosynthesis

Light Dependent Reactions in Photosynthesis Answers

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What did you include in your response?

A
Photosynthesis occurs in the chloroplasts.
B
Chloroplasts capture light energy.
C
Thylakoids can be found inside chloroplasts, where light-dependent reactions occur.
D
Chlorophyll is found in the thylakoids.
E
Chlorophyll absorbs light energy.
F
Chlorophyll is what makes plants look green.
3
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What happens when light energy excites electrons in photosystem II?

A
Oxygen ions are released into the thylakoid space.
B
Water molecules are created.
C
Electrons are released into the electron transport system.
D
Hydrogen is released as waste.
4

Which molecule is formed when the protein ferrodoxin transfers electrons to an electron carrier?

A
ATP
B
ADP
C
NADP+
D
NADPH
5

What did you include in your response?

A
Joseph Priestly observed that a candle alone in a jar did not stay lit for long.
B
Priestly observed that adding a plant to the jar caused the candle to stay lit longer.
C
Priestly inferred that plants give off oxygen during photosynthesis, providing the oxygen needed for the candle to burn.
D
Priestly inferred that the burning candle gave off carbon dioxide, which was used by the plant.

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