Photosynthesis Review

What is used to reduce NADP in the light dependent reactions of photosynthesis?

• Conversion of ATP into ADP +P_i

• Electrons from photosystem I

• Protons from the thylakoid space

• Oxygen from the photolysis of water

Which reactions do not cause a net release of energy?

• ADP combines with inorganic phosphate to form ATP

• ATP releases inorganic phosphate to form ADP

• Loss of hydrogen from reduced NAD

• Oxidation of reduced FAD

Tags

NGSS.HS-LS1-7

NGSS.HS-PS1-4

Besides ATP and O₂, what other compound is produced as a result of the light dependent reactions?

• NADPH (reduced NADP)

• NADP⁺

• Glucose

• ADP

Tags

NGSS.HS-LS1-5

What is produced by chemiosmosis?

• ATP

• Oxygen

• Water

• Protons

Tags

NGSS.HS-LS1-7

Where does photoactivation of electrons take place

• Photosystems I and II

• Photosystem I only

• Photosystem II only

• Electron Transfer Chain

What is produced by the photolysis of two water molecules?

• O₂ + 4H⁺ + 4e^-

• O₂ + 4H⁺ + 2e^-

• ¹/₂ O₂ + 2H⁺ + 2e^-

• ¹/₂ O₂ + 2H⁺ + 4e^-

The products of photosynthesis include

• water and carbon dioxide.

• glucose and oxygen.

• oxygen and carbon dioxide.

• carbon dioxide and glucose.

The energy that drives photosynthesis comes from

• the sun.

• geothermal heat.

• muscle contractions.

• chemical energy.

Light dependent reactions use light energy to produce

• ATP and oxygen.

• carbon dioxide.

• water and oxygen.

• glucose.

Light independent reactions use ATP and H⁺ to fix _______ to make ______.

• oxygen; glucose

• carbon dioxide, glucose

• oxygen; water

• carbon dioxide; water