Photosynthesis and Light Reactions

Which molecule is a product of the light-dependent reactions?

• Glucose

• Oxygen

• Carbon dioxide

• Water

Tags

NGSS.HS-LS2-5

What is the significance of the thylakoid membrane in photosynthesis?

• It stores glucose

• It absorbs carbon dioxide

• It houses the light-dependent reactions

• It releases oxygen.

Tags

NGSS.HS-LS1-5

What happens in the photosystem 1?

• Sunlight splits water

• Electron donation

• Energy release

• Electron acceptance

What is the main function of carotenoids?

• Absorb light

• Donate electrons

• Transfer energy

• Release oxygen

Tags

NGSS.HS-LS1-5

What type of light is least absorbed by chlorophyll A?

• Red

• Blue

• Green

• Yellow

What role do pigments play in the photosystem?

• Absorb light energy

• Emit sound

• Produce heat

• Reflect light

Tags

NGSS.HS-LS1-5

What is the main topic of the section titled 'What happens in the photosystem- Part 2'?

• Electron movement and replacement.

• Light absorption by pigments.

• Energy level of electrons.

• Photosynthesis process.

Which of the following are accessory pigments?

• Chlorophyll A

• Carotenoids

• Chlorophyll B

• Both B and C

What is the role of light energy in light-dependent reactions?

• It splits water molecules

• It fixes carbon

• It synthesizes glucose

• It breaks down ATP

Tags

NGSS.HS-LS1-5

What is produced at the end of the electron transport chain in light-dependent reactions?

• Oxygen

• ATP and NADPH

• Glucose

• Carbon dioxide

Tags

NGSS.HS-LS1-5