Photosynthesis Quiz
Interactive Video
•
Biology
•
9th - 10th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary role of chlorophyll in the light-dependent reactions of photosynthesis?
To absorb sunlight and excite electrons
To split water molecules into oxygen and hydrogen
To synthesize ATP from ADP and inorganic phosphate
To transport electrons across the thylakoid membrane
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which complex is responsible for splitting water molecules during the light-dependent reactions?
Oxygen-evolving complex
Cytochrome b6f
Photosystem I
ATP synthase
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of plastoquinone in the electron transport chain?
To excite electrons using sunlight
To transfer electrons and protons across the thylakoid membrane
To synthesize NADPH from NADP+
To produce ATP from ADP
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the proton gradient used in the light-dependent reactions?
To excite electrons in photosystem II
To split water molecules
To drive the synthesis of ATP
To convert NADP+ to NADPH
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of NADPH in photosynthesis?
It acts as a mobile electron carrier
It stores energy for the light-independent reactions
It splits water molecules into oxygen and hydrogen
It absorbs sunlight to excite electrons
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