Photosynthesis Light Reactions Quiz

What are the specialized molecules in the thylakoid membranes that perform the light reactions?

• Chlorophyll

• Photosystems

• Cytochrome complex

• NADPH

Tags

NGSS.HS-LS1-5

What are the two protein-pigment complexes that absorb light in the thylakoid membranes?

• NADPH and NADP+

• Chlorophyll and ATP synthase

• Cytochrome complex and NADP+

• Photosystem I and Photosystem II

Tags

NGSS.HS-LS1-5

What is the byproduct of the reaction in which water splits and releases electrons in photosystem II?

• Glucose

• Oxygen

• Water

• Carbon dioxide

Where do the protons released from the splitting of water accumulate?

• Lumen

• Cytochrome complex

• Stroma

• Photosystem I

What enzyme uses the potential energy of the proton gradient to combine ADP with inorganic phosphate to form ATP?

• Chlorophyll

• ATP synthase

• Cytochrome complex

• NADP+

Tags

NGSS.HS-LS1-7

What molecule stores some of the energy released from the transfer of electrons in the light reactions?

• ADP

• NADP+

• ATP

• NADPH

Tags

NGSS.HS-LS1-5