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12 Questions

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Photosynthesis Concepts

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Questions and Answers

Where in the eukaryotic cell does photosynthesis primarily take place?

Chloroplasts (correct)

Mitochondria

Endoplasmic Reticulum

Nucleus

What is the function of Photosystem II in photosynthesis?

Re-excites low energy electrons back to high energy level

Donates high energy electrons to an electron transport chain (correct)

Accept high energy electrons from PC

Reduces the final electron acceptor NADP+

Which component of the electron transport chain (ETC) pumps hydrogen ions across the thylakoid membrane during photosynthesis?

NADP+ reductase

Photosystem I

Cytochrome complex (correct)

What are the final products of the light reactions in photosynthesis?

ATP + NADPH Signup and view all the answers

Which enzyme is responsible for reducing the final electron acceptor NADP+ in photosynthesis?

NADP+ reductase Signup and view all the answers

What is the role of feridoxin (FD) in the light reactions of photosynthesis?

Delivers high energy electrons to NADP+ reductase Signup and view all the answers

What is the main role of ATP synthase in photosynthesis?

Generating ATP using the flow of H+ ions Signup and view all the answers

During the light reactions, what is the function of photolysis?

To release oxygen Signup and view all the answers

Which molecule is covalently bonded to RuBP in the carbon fixation phase of the Calvin Cycle?

CO2 Signup and view all the answers

What is the primary product of the reduction phase in the Calvin Cycle?

G3P Signup and view all the answers

In photosynthesis, what happens to the five G3P molecules produced in the Calvin Cycle's regeneration phase?

Converted into RuBP Signup and view all the answers

Which organic molecules can be produced from the G3P generated in photosynthesis?

Fatty acids, amino acids, and nucleic acids Signup and view all the answers